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Send all updates/corrections to I/O Chair Paul Winter iocommittee@caves.org.

Alaska  
 

Glacier Grotto
c/o David Love
6740 Marguerite St, Juneau AK 99801
907-789-6833

pandalid@yahoo.com
Alabama  
 Birmingham Grotto
PO Box 59607
Birmingham, AL 35259-9607
(205) 914-7487

scottfee@bellsouth.net
www.bhamgrotto.org
 
 
 Central Alabama Grotto
c/o Michael Gilbert
2735 Goodwin RD
Morris, AL 35116
(256) 223-2228

UAcaver@aol.com
centralalabamagrotto.org
 
 
 Cullman Grotto
c/o Harold Calvert
123 co. rd. 250
Cullman, AL 35057
(256) 287-9770

webecavers@hotmail.com
www.caves.org/grotto/cullman/
 
 
 Gadsden Grotto
PO Box 2092
Gadsden, AL 35903
(256) 526-8014

frogray75@gmail.com
www.caves.org/grotto/gadsdengrotto/index.html
 
 
 Huntsville Grotto
PO Box 1702
Huntsville, AL 35807-0702
contact@huntsvillegrotto.net
https://www.huntsvillegrotto.net/
 
 
 Jackson County Grotto
c/o Milton Polsky
706 Garland Ferry Rd
Scottsboro, AL 35768
(256) 599-3584

mlpol@scottsboro.org
 
 
 Montgomery Grotto
c/o Jelene Franklin
529 Paddock Lane
Montgomery, AL 36109
(334) 279-9843

MontgomeryGrotto@gmail.com
www.caves.org/grotto/montgomery/
 
 
 RAT Grotto
c/o Kevin Reeves
PO Box 99
Gallant, AL 35972
(256) 679-2569

ratgrotto@gmail.com
 
 
Arkansas  
 Boston Mountain Grotto
c/o Mike Ross
19978 Groth Road
Springdale, AR 72764
(479) 236-0197

bmg@caves.org
www.caves.org/grotto/bmg/
 
 
 Central Region Arkansas Grotto
c/o Wesley Wilson
702 Beverly Drive
Harrison, AR 72601
(870) 754-3001

weskerblack@hotmail.com
www.geocities.com/c_r_a_g/
 
 
 COBRA Grotto
c/o Lyon College Sci. Div.
2300 Highland Rd
Batesville, AR 72501
(870) 307-7269

david.thomas@lyon.edu
cobra.lyon.edu
 
 
 Little Rock Grotto
c/o Dewayne Agin
7112 Westwind
North Little Rock, AR 72113

white.trash.mike@gmail.com
www.caves.org/grotto/lrg/
 
 
 Middle Ozark Lower Earth Soc. MOLES
c/o Drew Westerman
6 Havenwood Lane
Maumelle, AR 72113
(501) 516-6399

dawbbelt@hotmail.com
 
 
American Samoa  
Arizona  
 Central Arizona Grotto
c/o Ray Keeler
26406 N 43rd Avenue
Glendale, AZ 85083
(623) 523-1760

rckeeler@cox.net
centralarizonagrotto.webstarts.com/
 
 
 Cochise County Cavers
c/o Ellen Preiss
5165 Calle Bonita
Sierra Vista, AZ 85635
(520) 508-6033

ellenpreiss@yahoo.com
 
 
 Escabrosa Grotto
PO Box 41651
Tucson, AZ 85717-1651
(520) 240-4617

Jerry.Isaman@sunquestinfo.com
www.escabrosa.org/
 
 
 Mule Mountain Caving Club
c/o Michael Bednorz
PO Box 706
Bisbee, AZ 85603

 
 
 Northern Arizona Grotto
c/o Larry Zimmer
7840 E Manley Dr
Prescott Valley, AZ 86314
(928) 775-2390

noazcaves@cableone.net
www.caves.org/grotto/nag/
 
 
 Southern Arizona
PO Box 13704
Tucson, AZ 85732
(520) 990-6100

southern.az.grotto@gmail.com
sagrotto.caves.org
 
 
California  
 Desert Dog Troglodytes
c/o Doug Billings
P.O. Box 30398
Long Beach, CA 90853
(714) 321-4684

info@desertdogs.org
www.desertdogs.org/
 
 
 Diablo Grotto
c/o Chalres E. Lee
2452 Medallion Dr
Union City, CA 94587-1955
(510) 487-8482

ccaverlee@yahoo.com
www.caves.org/grotto/diablo/
 
 
 Mother Lode Grotto
PO Box 41531
Sacramento, CA 95841-0531
(530) 574-2006

jeremydelcid@msn.com
www.motherlodegrotto.org
 
 
 Redwood Grotto
c/o Mark Linn
190 Grace Court
Cloverdale, CA 95425
(707) 799-8025

redwoodgrotto@caves.org
Redwoodgrotto.caves.org
 
 
 San Diego Grotto
c/o Richard Breisch
4735 Mount Ashmun Dr.
San Diego, CA 92111
(858) 278-6280

rsbreisch@san.rr.com
www.sdgrotto.com/
 
 
 San Francisco Bay Chapter of NSS
Post Office Box 2282
Menlo Park, CA 94026-2282

contact@sfbaycaving.org
www.sfbaycaving.org
 
 
 San Joaquin Valley Grotto
c/o Howard A. Hurtt
623 E. Yale Ave.
Fresno, CA 93704
(559) 243-0732

howard.hurtt@gmail.com
sjvg.org
 
 
 Shascade Caving Society
c/o James Newell
20830 Big Bend Road
Montgomery Creek, CA 96065
(530) 337-6952

jncaveman1@gmail.com
 
 
 Shasta Area Grotto
c/o Liz Wolff
POB 865
McCloud, CA 96057
(530) 261-1685

ringbat1@gmail.com
www.caves.org/grotto/sag/
 
 
 Southern California Grotto
PO Box 127
La Canada, CA 91012
(818) 903-0545

socalgrottotreasurer@gmail.com
www.SouthernCaliforniaGrotto.com
 
 
 Stanislaus Speleo. Assn.
c/o Cathy Weibel
1645 Cork Oak Lane
Manteca, CA 95336
(209) 969-5091

weibel5@comcast.net
 
 
Colorado  
 Colorado Grotto
c/o Jon Schow
11379 W Park Range Road
Littleton, CO 80127

acojon@gmail.com
coloradogrotto.org
 
 
 Colorado Western Slope Grotto
c/o Ken Headrick
362 Evergreen Dr.
Rifle, CO 81650
(720) 635-2524

cavecritters@gmail.com
coloradowesternslopegrotto.org
 
 
 Front Range Grotto
c/o Fred Luiszer
4669 Anasazi Ct.
Boulder, CO 80303
(303) 596-2123

manleyk@colorado.edu
www.frontrangegrotto.org
 
 
 Northern Colorado Grotto
c/o 3416 Minuteman Drive
747 N. Jefferson Ave
Loveland, CO 80526
(970) 667-1440

brucecaves@q.com
www.northerncoloradogrotto.com
 
 
 Southern Colorado Mountain
c/o Layla Borgens
4475 red forest rd
Monument, CO 80132
(970) 631-1419

nurse.layla@yahoo.com
www.scmg.info
 
 
 Timberline Grotto
c/o Kenneth Newton
110 White Horse Place
Glenwood Springs, CO 81601
(970) 618-6666

cavekids@comcast.net
www.caves.org/grotto/timberline/index.htm
 
 
Connecticut  
 Central Connecticut Grotto
c/o Ashley Pospisil
400 N Main St. Unit #24
Manchester, CT 06042
(860) 869-0932

info@ctcavers.org
www.ctcavers.org
 
 
District of Columbia  
 District of Columbia Grotto
c/o Adam Lake
24060 New Mountain Road
Aldie, VA 20105
(598) 814-2232

lake80@hotmail.com
www.caves.org/grotto/dcg/
 
 
Delaware  
 Commander Cody Caving Club
c/o Bill and Kathy Schultz
8 Waxwing Court
Wilmington, DE 19808

info@commandercodycaving.com
commandercodycaving.com
 
 
Florida  
 Central Florida Grotto
c/o Debra Young
551 Homestead Ave NE
Palm Bay, FL 32907
(321) 984-0228

suzyoung@bellsouth.net
www.centralfloridacavers.com
 
 
 Flint River Grotto
c/o Samantha Tyler
4201 Stoney Pointe Drive
Tallahassee, FL 32309
(850) 209-2793

samantha.tyler@outlook.com
www.flintrivergrotto.org
 
 
 Florida Speleological Society
c/o Jerry Johnson
7130 NE 150th Ave.
Williston, FL 32696-4954
(352) 528-6664

board@floridacaving.com
www.floridacaving.com
 
 
 River City Grotto
c/o Phillip Walker
11341 Mandarin Ridge Lane
Jacksonville, FL 32258

board@rivercitygrotto.com
www.rivercitygrotto.com
 
 
 Tampa Bay Area Grotto
c/o Larry Rueff
1212 E. Clifton St.
Tampa, FL 33604
(727) 741-6958

lrueff@tampabay.rr.com
www.caves.org/grotto/tbag
 
 
Federated States of Micronesia  
Foreign Grotto  
Georgia  
 Athens Speleological Society
c/o Don Hunter
157 Madison Oaks Dr
Colbert, GA 30628-2051
(706) 788-2051

donandkaren@windstream.net
groups.yahoo.com/group/ASSnet/
 
 
 Augusta Cave Masters
c/o Charles Mock
4346 Ridge Cliff Drive
Augusta, GA 30909
(706) 829-2864

Charlesjm3@yahoo.com
www.caves.org/grotto/augustacavers/
 
 
 Clayton County Cavers
c/o Jeff Sorensen
2053 Cezar Dr
Kennesaw, GA 30152-3109
(770) 425-3925

barefootcaver@att.net
 
 
 Clock Tower Grotto
P.O. Box 490096
Mount Berry, GA 30149-0096

clock.tower.grotto@gmail.com
www.facebook.com/groups/clocktowergrotto/
 
 
 Dogwood City Grotto
PO Box 417
Decatur, GA 30031-0417
(770) 653-4435

ec@dogwoodcitygrotto.org
www.dogwoodcitygrotto.org
 
 
 Middle Georgia Grotto
c/o Tom Moltz
986 VALLEY HEAD CHURCH RD
LaFayette, GA 30728
(706) 954-0921

moltzcaves@windstream.net
middlegeorgiagrotto.spaces.live.com/
 
 
 Pigeon Mountain Grotto
PO Box 7
Rock Spring, GA 30739

pigeonmountaingrotto@yahoo.com
 
 
 Team Poseidon
c/o Will Urbanski
955 Moores Mill Road
Atlanta, GA 30327
(540) 521-5646

will.urbanski@gmail.com
team-poseidon.org
 
 
Guam  
Hawaii  
 Hawaii Grotto
c/o John M. Wilson
PO Box 377650
Ocean View, HI 96737
(808) 929-8256

jmwgeo@gmail.com
www.facebook.com/groups/348624448643257
 
 
Iowa  
 Iowa Grotto
Box 228
Iowa City, IA 52244

klausnere@gmail.com
www.caves.org/grotto/iowa/
 
 
Idaho  
 Gem State Grotto
PO Box 1334
Boise, ID 83701
(208) 853-4070

rv00@sbcglobal.net
gemstategrotto.caves.org
 
 
 Silver Sage Grotto
P.O. Box 5151
Twin Falls, ID 83303-5151
(208) 736-0615

cavers@mindspring.com
www.caves.org/grotto/ssg/
 
 
Illinois  
 Little Egypt Grotto
c/o Dept of Geography, SIUC
1259 Lincoln Dr
Carbondale, IL 62901-4324
(217) 341-0659

info@littleegyptgrotto.org
www.littleegyptgrotto.org
 
 
 Near Normal Grotto
PO Box 813
Normal, IL 61761
(309) 824-1304

todd.mccartney@mymetronet.net

www.caves.org/grotto/nng/
 
 
 Rock River Speleological Soc.
c/o John Lovaas
308 E. Kimball Ave
Woodstock, IL 60098
(815) 338-7518

jlovaas@mc.net
www.caves.org/grotto/rrss/
 
 
 

Sub-Urban Chicago Grotto
c/o Gary Gibula, chair
3S511 4th Street
Warrenville, IL 60555
(630) 791-8020


garygibula@aol.com
www.SUCG.org
 
 
 Windy City Grotto
c/o Gregory Schmit
9343 Lincoln Av.
Brookfield, IL 60513-1254
(708) 387-0592

cavecritter100@gmail.com
www.windycitygrotto.org
 
 
Indiana  
 Bloomington Indiana Grotto
c/o S. Frushour
513 W. Dixie Street
Bloomington, IN 47403-4707
(812) 339-2130

bloomingtonindianagrotto@gmail.com
https://bloomingtonindianagrotto.home.blog/
 
 
 Central Indiana Grotto
PO Box 153
Indianapolis, IN 46206-0153
(317) 518-8114

rlunseth@zmarketingpartners.com
www.cigcaves.com
 
 
 Eastern Indiana Grotto
c/o Brian Leavell
1627 South M Street
Elwood, IN 46036
(765) 552-7619

bleavell1950@sbcglobal.net
www.caves.org/grotto/eig/
 
 
 Evansville Metropolitan Grotto
c/o Bob Sergesketter
1090 Hopf Ave.
Jasper, IN 47546-3822

60stevew@gmail.com
www.caves.org/grotto/emg/
 
 
 Northern Indiana Grotto
c/o Dave Seng
14912 Brick Rd.
Granger, IN 46530
(574) 277-1351

ddseng@comcast.net
www.caves.org/grotto/nig/
 
 
 Saint Joseph Valley Grotto
c/o Tony Cunningham
29588 CR 18 W
Elkhart, IN 46517
(574) 596-3656

sjvgcaver@yahoo.com
www.caves.org/grotto/sjvg/
 
 
 Western Indiana Grotto
c/o Robert Jarboe
8319 Buffalo Rd
Poland, IN 47868
(317) 441-1171

robert@jarboe.us
indiana-caves.org
 
 
Kansas  
 Kansas Speleological Society
c/o Wayne White
392 E. 197th St
Scranton, KS 66537
(785) 828-4994

kss@caves.org
www.caves.org/grotto/kss/
 
 
Kentucky  
 Blue Grass Grotto
c/o David Lindemuth, Treasurer
1825 Gayle Drive
Lexington, KY 40505
(859) 293-5346

lindemud@lexingtonky.gov
BlueGrassGrotto.org/
 
 
 Green River Grotto
c/o WKU Geography and Geology
1906 CollegeHeights Blvd#31066
Bowling Green, KY 42101-1066
(270) 745-5015

jason.polk@wku.edu
www.facebook.com/groups/greenrivergrotto
 
 
 Louisville Grotto
c/o Holly McClintock
506 Maplecrest
Lagrange, KY 40031
(502) 435-2106

dmcauto@hotmail.com
louisville.caves.org/
 
 
 Pine Mountain Grotto
c/o Pine Mountain Grotto
2922 KY 1803
Barbourville, KY 40906
(606) 213-0591

tec5419@gmail.com
 
 
 Rockcastle Regional Grotto
c/o DAVID LINDSEY
1343 WOLF CR RD
Orlando, KY 40460
(606) 256-9222

ronfulcher@aol.com
www.daytondigger.com/Rockcastle.html
 
 
Louisiana  
 Crescent City Cavers
c/o William Leake
1837 Woodrow Ave
Metairie, LA 70001

nosmo@bellsouth.net
 
 
Massachusetts  
 Boston Grotto
Box 380304, Hrvd. Sq. Sta.
Cambridge, MA 02138-0304
(978) 897-6730

bginfo@bostongrotto.org
www.bostongrotto.org/
 
 
Maryland  
 Baltimore Grotto
c/o Carol Tiderman
7600 Pindell School Rd
Fulton, MD 20759-9725

kfleisch@juno.com
www.caves.org/grotto/baltimore/
 
 
 Frederick Grotto
c/o Larry Fisher
935 Bloom Road
Westminster, MD 21157
(410) 259-2415

lfisher@charm.net
frederickgrotto.caves.org
 
 
 Sligo Grotto
c/o Jim McConkey
3703 Rockdale Road
Millers, MD 21102-2619
(410) 374-3504

mcjames@verizon.net
www.caves.org/grotto/sligo/
 
 
 Western Maryland Grotto
Argyle Street
Keyser, WV 26726

wmdgrotto@gmail.com
 
 
Maine  
Marshall Islands  
Michigan  
 Detroit Urban Grotto
c/o Larry Bean
204 Washington St.
Chelsea, MI 48118
(734) 475-4648

BEANL@michigan.gov
fisherridge.net
 
 
 Michigan Interlakes Grotto
c/o Tim Deady
PO Box 3871
Ann Arbor, MI 48106-3871
(616) 560-7955

devriesj@aol.com
www.caves.org/grotto/mig/
 
 
Minnesota  
 Minnesota Caving Club
c/o John Ackerman
2525 W. Hwy. 13
Burnsville, MN 55337
(612) 685-1160

cavepreserve@gmail.com
www.mncavingclub.com
 
 
 Minnesota Speleological Survey
PO Box 763
South St Paul, MN 55075
(612) 827-6398

mss@mss-caving.org
www.mss-caving.org
 
 
Missouri  
 Branson Area Tri-Lakes Grotto
c/o Troy Atchison
2026 Day Road
Walnut Shade, MO 65771
(417) 331-3913

bpolke@hfecorp.com
www.facebook.com/batlgrotto
 
 
 Chouteau Grotto
c/o Kevin Feltz
8640 Wheeler Ln.
Hallsville, MO 65255
(573) 673-3388

wordenrl2323@yahoo.com
groups.yahoo.com/group/chouteau/
 
 
 Daedalus Cavers Grotto
c/o Jeff Fennell
3344 Dakota Hills Dr
Pacific, MO 63069-4915
(636) 575-0669

Kavman87@yahoo.com
www.missourimountaineers.com/daedalus.htm
 
 
 

Kansas City Area Grotto
c/o Seth Colston
108 SW Gladstone Drive
Blue Springs, MO, 64014
816-286-4376


info@kcgrotto.org
www.kcgrotto.org/
 
 
 Meramec Valley Grotto
c/o Alicia Wallace
600 Ellwine Dr
St Louis, MO 63125
(314) 892-4351

caversquirrel1@aol.com
www.MeramecValleyGrotto.org/
 
 
 Middle Mississippi Valley Gr.
c/o Laura Belarbi
5712 Pennsylvania Ave.
St. Louis, MO 63111-2228
(314) 339-9207

lbelarbi67@yahoo.com
www.mmvgrotto.com/
 
 
 Missouri Sch. Mines Spelunkers Club
c/o Dept of Geology/Geophysics
1870 Miner Circle, 125 McNutt
Rolla, MO 65409

spelunk@mst.edu
www.mst.edu/~spelunk/
 
 
 Ozark Highlands Grotto
c/o Bill Copeland
P.O. BOX 639
Ozark, MO 65721-0639
(417) 581-1210

restocaver@yahoo.com
None
 
 
 Roubidoux Grotto
PO Box 1056
St. Robert, MO 65584
(573) 201-0931

piagt71@gmail.com
www.facebook.com/RoubidouxGrotto
 
 
 SEMO Grotto
c/o Robert Kavaliauskas
2331 Bellridge Pike
Cape Girardeau, MO 63701
(573) 334-0852

robertrjck@sbcglobal.net
semogrotto@yahoogroups.com
 
 
 Springfield Plateau Grotto
c/o Jonathan Beard
923 E. Guinevere St.
Springfield, MO 65807-3720
(417) 887-7231

mokanman@att.net
www.spgcavers.org
 
 
 Stygian Grotto
c/o Allan Breite
51 Atwater Drive
St. Peters, MO 63376
636-278-0291

stygiangrottostl@gmail.com
www.stygiangrotto.org
 
 
Northern Mariana Islands  
Mississippi  
 JUST Cavers
c/o T. John Schliesser
157 Dogwood Circle
Brandon, MS 39047
(601) 992-0141

tcaves@comcast.net
 
 
Montana  
 Northern Rocky Mountain Grotto
c/o Ian Chechet
505 N Willson Ave
Bozeman, MT 59715
(406) 860-7574

ianchechet@gmail.com
nrmg.org
 
 
North Carolina  
  Charlotte Caving Club
8082 Kennet Lane
Fort Mill, SC 29707
(980) 422-7023

https://charlottecavingclub.weebly.com/

Charlottecaversclub@gmail.com
     
 Flittermouse Grotto
c/o Dan Henry
613 Marietta St
Asheville, NC 28803
(828) 337-8922

caverdan@gmail.com
flittermouse.org
 
 
 Triangle Troglodytes
c/o Ken Walsh
720 Bishops Park Dr Unit 303
Raleigh, NC 27605
(919 )833-3395

chair@tritrogs.org
www.tritrogs.org
 
 
North Dakota  
Nebraska  
New Hampshire  
New Jersey  
 Central New Jersey Grotto
c/o Carolyn Psarianos
107 Limewood Drive
Hamilton Square, NJ 08690-2212
(609) 890-0962

kpsarianos@njirt.org
www.caves.org/grotto/cnjg/
 
 
 New Jersey Tri-State Spel. Society
c/o Mark Gardas
218 Conklintown Road
Wanaque, NJ 07465-2108
(973) 551-1935

geoasys@yahoo.com
 
 
 Northern New Jersey Grotto
c/o Barclay Foord
1 Cutlass Road
Kinnelon, NJ 07405
(973) 452-4548

Foordmore@yahoo.com
www.nnjg.org/
 
 
New Mexico  
 Mesilla Valley Grotto
c/o Kenneth Stabinsky
3120 Risner St
Las Cruces, NM 88011
(575) 649-1467

speleobabe@comcast.net
 
 
 New Mexico Tech Student Grotto
c/o NMT Caving Club
Physical Rec, 801 Leroy Place
Socorro, NM 87801
(505) 933-0570

nmtcaver@dragonsdawn.org
infohost.nmt.edu/~nmtcaver/index.htm
 
 
 Pajarito Grotto
c/o John Lyles
p.o. box 95
Los Alamos, NM 87544

wpipistrelle@yahoo.com
www.pajaritogrotto.org/
 
 
 Pecos Valley Grotto
c/o Phyllis Boneau
1407 S 23rd Street
Artesia, NM 88210
(575) 748-3497

pjbean@gmail.com
https://pecosvalleygrotto.wixsite.com/mysite
 
 
 Sandia Grotto
c/o Sandia Grotto
509 Aliso Dr. NE
Albuquerque, NM 87108
(505) 697-8106


sandiagrotto@gmail.com
www.caves.org/grotto/sandia
 

 
 Sierra Blanca Grotto
c/o Paul Dunlap
PO Box 1721
Ruidoso Downs, NM 88346-1721
(575) 808-0425

ruicaver@yahoo.com
 
 
 White Sands Grotto
c/o Carol Belski
408 Southern Sky
Carlsbad, NM 88220-5338
(575) 885-6168

belskic@windstream.net
 
 
Nevada  
 Northern Nevada Grotto
c/o Louise Hose
311 Yeager Ct.
Dayton, NV 89403
775-527-8071

hose@drkarst.net
groups.yahoo.com/group/NNVGrotto/
 
 
 Southern Nevada Grotto
c/o Ron Davis
6687 Oxendale Ave
Las Vegas, NV 89139
(209) 351-1809

rdavis@ron-davis.net
 
 
New York  
 Helderberg-Hudson Grotto
PO Box 804
Schoharie, NY 12157

hhg@caves.org
www.caves.org/grotto/hhg/
 
 
 Met Grotto
c/o Ayzha Wolf
445 E 80th Street Apt 20A
New York, NY 10075
(646) 924-9711

awolf@ayzfinancial.com
www.metgrotto.com/
 
 
 Niagara Frontier Grotto
c/o Ben Brown
7518 Knickerbocker Rd
Ontario, NY 14519
(315) 524-4152

ben@ontariosurplus.com
www.wnycavers.org
 
 
 Rensselaer Outing Club
c/o Attn: Caving Chair
RPI Student Union
Troy, NY 12180

outing@union.rpi.edu
www.outing.org
 
 
 Shawangunk-Catskill Area Grotto
c/o Steve McLuckie
128 Washington Ave
Kingston, NY 12401
(845) 339-3017

scagrotto@hvc.rr.com
www.scagrotto.com
 
 
 Syracuse University Outing
241 Archbold Gymnasium
Syracuse, NY 13244-1130

president@suoc.syr.edu
suoc.syr.edu/
 
 
Ohio  
 Central Ohio Grotto
c/o Brian Devine
2500 W Mound St
Columbus, OH 43204
(614) 530-8360

briandevine9@gmail.com
www.centralohiogrotto.com
 
 
 Cleveland Grotto
c/o William Lendvay
6960 Hilton Rd
Brecksville, OH 44141
(440) 526-4029

wjlendvay@att.net
www.clevelandgrotto.org/
 
 
 Dayton Underground Grotto
c/o Tama Cassidy
414 Michigan Ave.
Troy, OH 45373
(937) 332-9078

tamac@woh.rr.com
www.dugcaves.com
 
 
 Greater Cincinnati Grotto
P. O. Box 19499
Cincinnati, OH 45219
(513) 662-4382

mwuerth1@yahoo.com
www.gcgcavers.com
 
 
 Miami Valley Grotto
c/o Daryl Robinson
15602 Hillcrest Road
Mount Orab, OH 45154
(513) 623-3008

vertcvr@gmail.com
 
 
 Ohio Cavers and Climbers
c/o Joe Marchese
26847 John Road
Olmsted Township, OH 44138-1237
(440) 227-9798

f-350caver@att.net
 
 
 Standing Stone Grotto
c/o Mike Oatney
PO Box 231
Sugar Grove, OH 43155-0231
(740) 746-8337

moatney@columbus.rr.com
 
 
 Wittenberg U. Spel Soc (Stu)
c/o Dept. of Biology
Wittenberg Univ. PO Box 720
Springfield, OH 45501-0720

wusscavers@gmail.com
www.wusscavers.com
 
 
Oklahoma  
 Arbuckle Mountains Grotto
c/o AMG Library and Records
PO BOX 2352
Ada, OK 74821
(580) 399-2204

arbuckle_karst@yahoo.com
www.arbucklekarst.org
 
 
 Central Oklahoma Grotto
c/o Lil Town
25692 Mosier Circle
Conifer, CO 80433
(580) 477-4027

cavemoose@gmail.com
okcavers.com
 
 
 Tulsa Regional OK Grotto
PO Box 1736
Tulsa, OK 74101-1736
(918) 906-5615

cavesoftly@cox.net
www.tulsagrotto.org
 
 
Oregon  
 Oregon Grotto
c/o KIM LUPER
PO BOX 1290
FAIRVIEW, OR 97024
(503) 560-3840

battycaver@yahoo.com
www.oregongrotto.com
 
 
 Oregon High Desert Grotto
c/o Ronald DeLano
1927 SE Fairwood Drive Bend OR, 97701
541- 590-3406

whatafinecave@gmail.com
www.ohdgrotto.com
 
 
 Willamette Valley Grotto
c/o Chris Wiley
865 NE Tomahawk Island Dr., Su
Portland, OR 97217
(503) 380-7740

wvg.1975@yahoo.com
wvg.caves.org/
 
 
Pennsylvania  
 Bald Eagle Grotto
PO Box 71
Cogan Station, PA 17728-0071

bald_eagle_grotto@hotmail.com
baldeaglegrotto.weebly.com/
 
 
 Bucks County Grotto
c/o Rich Kranzel
1306 Darrington Ct.
Warrington, PA 18976
(215) 343-0928

merklekranz@yahoo.com
 
 
 Franklin County Grotto
c/o John Boswell
1120 Baish Road
Mechanicsburg, PA 17055
(717) 386-5397

fcg@karst.org
www.karst.org/fcg
 
 
 Greater Allentown Grotto
Post Office Box 373
Neffs, PA 18065-0373

GAG@caves.org
gag.caves.org
 
 
 Huntingdon County Cave Hunters
9185 Blue Sky Drive
Huntingdon, PA 16652-8602

hcch@caves.org
hcch.caves.org
 
 
 Loyalhanna Grotto
PO Box 354
Monroeville, PA 15146

Loyalhannagrotto@yahoo.com
www.karst.org/loyalhanna/
 
 
 Nittany Grotto
PO Box 676
State College, PA 16804-0676

caverhope@gmail.com
www.caves.org/grotto/nittany/
 
 
 Pennsylvania Inner-Earth Grotto
c/o Rich Monty
129 Appledale Lane
Indiana, Pa 15701
(724) 479-2686

caveman33875@yahoo.com
 
 
 Philadelphia Grotto
c/o Amos Mincin
13 Levis Avenue
Media, PA 19063
(000) 000-0000

www.phillygrotto.org/
 
 
 Pittsburgh Grotto
c/o Carl Pierce
52 Vernon Drive
Pittsburgh, PA 15228-1165
(412)341-1512

www.karst.org/pgrotto/
 
 
 Seven Valleys Grotto
c/o Robert Seager
3750 W. Main St
Belleville, PA 17004
(717) 935-5384

caverzig@embarqmail.com
sevenvalleysgrotto.org/
 
 
 York Grotto
c/o Joel Jacobs
2 Locust Hollow
Carlisle, PA 17015

contact@yorkgrotto.org
www.yorkgrotto.org/
 
 
Puerto Rico  
Palau  
Rhode Island  
South Carolina  
 South Carolina Interstate Grotto
c/o Roy C. Merin
PO Box 1171
Greer, SC 29652-1171
(864) 915-6107

skibumroy5@charter.net
 
 
South Dakota  
 Paha Sapa Grotto
c/o Chris Pelczarski
25181 Wazi Lane
Custer, SD 57730
(605) 430-8624

chairperson@pahasapagrotto.org
www.pahasapagrotto.org
 
 
 Stonewall Cavers
c/o Ginger Baker
7052 Central Ave
Lemon Grove, CA 91945
(619) 876-3645

gin411@yahoo.com
www.stonewallcavers.org/
 
 
Tennessee  
 Chattanooga Grotto
PO Box 11506
Chattanooga, TN 37401-2506

cavers@chattanoogagrotto.org
www.chattanoogagrotto.org
 
 
 East Tennessee Grotto
PO Box 4802
Oak Ridge, TN 37831
(865) 271-8858

harmonabigails@gmail.com
www.caves.org/grotto/etg/
 
 
 Nashville Grotto
PO Box 23114
Nashville, TN 37202
(615) 673-0109

chair@nashvillegrotto.org
https://www.nashvillegrotto.org
 
 
 Sewanee Mountain Grotto
c/o Maureen Handler
900 Old Sewanee Road
Sewanee, TN 37375
(828) 200-2754

sewaneemountaingrotto@caves.org
www.caves.org/grotto/sewaneemountaingrotto/
 
 
 Six Ridges Grotto
c/o Mike Patrick
1835 Whitehouse Rd
Greeneville, TN 37745
(423) 552-3218

mkpat09@gmail.com
www.sixridgesgrotto.com
 
 
 Smoky Mountain Grotto
c/o Matt Tomlinson
6204 Layton Ln
Knoxville, TN 37909
(865) 567-4561

matpix@gmail.com
www.smgrotto.wix.com/smg-webpage
 
 
 Southport Chronic Cavers
c/o Robert Sewell
1610 Evergreen Street
Chapel Hill, TN 37034
(931) 364-4990

caver53038@gmail.com
www.caves.org/grotto/sccg/
 
 
 Spencer Mountain Grotto
c/o Rosemarie MacDonell
231 Spencer Drive
Spencer, TN 38585
(931)946-7438

rosemarie@blomand.net
www.caves.org/grotto/spencer/
 
 
 Upper Cumberland Grotto
c/o Natasha Mosley
1901 Bay View Drive
Cookeville, TN 38506
(931) 265-3960

NatashaMoseley02@hotmail.com
www.facebook.com/ucgrotto
 
 
Traveling Grotto  
  Gypsy Underground Grotto
c/o Kristen Nielsen
194 South Fork Road
Durango, CO 81303
(970) 749-8795

huckwagon@gmail.com
www.caves.org/grotto/gug/
 
 

Israeli Caving Club
c/o Itai Schkolnik
Yehudah Amichay 14/23
Raanana 4334614
Israel

itai@caves.co.il

  Persona Non Grotto
c/o Steve Knutson
PO Box 111
Corbett, OR 97019
(503) 695-6552
mtnbiketrail@zzz.com
personanongrotto@groups.io
  Stonewall Cavers
c/o Ginger Baker
7052 Central Ave
Lemon Grove, CA 91945
(619) 876-3645
gin411@yahoo.com
www.stonewallcavers.org/
 
     
Texas  
  Aggie Grotto
1236 TAMU Slot# 436
College Station, TX 77843

cavetamu@gmail.com
https://cavetamu.com/
 
 
 Bexar Grotto
c/o Tom Florer
2186 Jackson Keller #420
San Antonio, TX 78243
(512) 560-6037

tomflorer@yahoo.com
www.caves.org/grotto/bexargrotto/
 
 
 Dallas-Fort Worth Grotto
c/o Juliana Rincon
3701 Grapevine Mills Pky #2225
Irving, TX 76051-1935
(202) 316-2586

jules.rincon@gmail.com
dfwgrotto.org/
 
 
 Greater Houston Grotto
c/o Noah McDougall
1621 Heights Blvd. Apt 7
Houston, TX 77008
(865) 323-3873

noahmcdougall@gmail.com
greaterhoustongrotto.org/
 
 
 GUAD Grotto
6011 Hueco Tanks Rd
El Paso, TX 79938-8746
(915) 474-4844

guadgrotto@gmail.com
cavegrotto.wordpress.com
 
 
 Lubbock Area Grotto
c/o Brian K. Alger
3403 89th St
Lubbock, TX 79423-2707

2cavers@sbcglobal.net
www.lubbockareagrotto.org/
 
 
 Permian Basin Speleological Society
c/o Kerry Lowery
700 Jill Rd
Big Spring, TX 79720
(432) 394-4230

klowery3@suddenlink.net
www.caver.net/pbss/pbss.html
 
 
 UT Grotto
c/o Underground Texas Grotto
PO Box 7672
Austin, TX 78713
(512) 284-1500

aubri.jenson@gmail.com
www.utgrotto.org/
 
 
Utah  
 Salt Lake Grotto
c/o 7757 S 1920 W
7757 S 1920 W
West Jordan, UT 84084
(801) 243-7377

rodneymulder@live.com
saltlakegrotto.org/
 
 
 

Timpanogos Grotto
c/o Matt Paulson
360 N 100 W
Springville, UT 84663
(801) 717-6264


timpgrotto@gmail.com
https://www.facebook.com/timpanogosgrotto
 
 
 Utah Grotto
c/o Duane McCully
5543 Lockwood Drive
West Valley City, UT 84120
(801) 916-8399

dmccully@xmission.com
www.utahgrotto.org
 
 
 Wasatch Grotto
c/o Jim Bulkeley
9185 Quail Hollow Dr
Sandy, UT 84093
(801) 942-7527

jbulkeley73@yahoo.com
www.caves.org/grotto/wasatch/
 
 
Virginia  
 Battlefield Area Troglodyte Soc
c/o Allan Weberg

bats@caves.org
bats.caves.org/
 
 
 

Blue Ridge Grotto
c/o Mary Sue Socky
6572 Woodbrook Drive SW
Roanoke, VA  24018
(540) 989-7693


sockymss@cox.net
https.blueridgegrotto.org
 
 
 Charlottesville Grotto
c/o Blake N Jordan
154 Patterson Mill Ln
Crozet, VA 22932
(505) 362-0101

blandevoid@gmail.com
www.cvillegrotto.org
 
 
  Fredericksburg Underground Network
c/o Gary Moss
11401 Macpherson Court
Fredericksburg, VA 22407

gmosskvr@gmail.com
 
 
 Front Royal Grotto
c/o Janet Tinkham
360 Kings Dr
Fort Valley, VA 22652
(540) 933-6850

janete@shentel.net
frg.caves.org
 
 
 James River Grotto
c/o Charles P. Waller
1116 7th. st.
Altavista, VA 24517
(434) 369-7392

rockjoc@hotmail.com
jamesrivergrottova.weebly.com/
 
 
 Madison University Student Grotto
c/o UREC Bldg.
James Madison University
Harrisonburg, VA 22807

coatescl@jmu.edu
musg.caves.org
 
 
 Mountain Empire Grotto
c/o Paul Gaskins
381 Beechwood Circle
Bristol, TN 37620
(423) 878-4408

pgaskins@btes.tv
www.caves.org/grotto/meg/
 
 
 New River Valley Grotto
c/o Tom Gerow
PO Box 3056
Radford, VA 24143-3056
(540) 250-8390

gerowtj@gmail.com
caves.org/grotto/nrvg/
 
 
 Richmond Area Spel. Soc.
c/o Garrie Denson
P.O. Box 2740
Mechanicsville, VA 23116
(804) 914-1336

jhartcavesva@gmail.com
www.caves.org/grotto/rass/
 
 
 Tidewater Grotto
c/o James R Cruse
500 Moonraker Dr Apt 308
Chesapeake, VA 23320
(757) 742-1137

centuryryder@gmail.com
 
 
 Virginia Highlands Grotto
c/o Rick Lambert
PO Box 151
Monterey, VA 24465-0151
(540) 468-2722

highland@virginiacaves.org
vhg.cavingclub.org
 
 
 VPI Cave Club
PO Box 558
Blacksburg, VA 24063-0558

exec@vpicaveclub.org
www.cave.org.vt.edu/wordpress/
 
 
 Walker Mountain Grotto
c/o Bill Grose
875 Rolling Hills Dr
Wytheville, VA 24382-1239
(276) 228-7357

wgrose2003@embarqmail.com
walkergrotto.wordpress.com/
 
 
Virgin Islands  
Vermont  
 Vermont Cavers Association
c/o John Dunham
PO Box 485
Marlboro, VT 05344
(802) 254-2988

seileonne@gmail.com
www.vermontcavers.org
 
 
Washington  
 Cascade Grotto
PO Box 66623
Seattle, WA 98166-0623
(206) 417-3683

cascade_grotto@caves.org
cascadegrotto.org
 
West Virginia  
 Charleston Grotto
c/o Robert Frostick
PO Box 6885
Charleston, WV 25362
(304) 343-8569

oztotl@suddenlink.net
 
 
 ESSO Grotto
c/o Sheila Stephens
211 Woodland Ct
Grayson, KY 41143-8001
(606) 225-0555

srgilliam390@yahoo.com
www.essogrotto.com
 
 
 Germany Valley Grotto
942 Callen Lane
Upper Tract, WV 26866-9714
(301) 350-6422

caverdvmjo@yahoo.com
 
 
 Greater Randolph (GROSS)
c/o Harold M. "Rocky" Parsons
960 Broad Run
Sinks Grove, WV 24976
(304) 661-5631

wvsandrock@gmail.com
 
 
 Greenbrier Grotto
c/o Bill Balfour
3954 Carroll Hill Road
Frankford, WV 24938
(304) 497-0859

bal4karst@hotmail.com
 
 
 Monongahela Grotto
c/o Wayne Perkins
22 Ben Bryan Blvd
Grafton, WV 26354
(301) 268-6696

jwperkins0@gmail.com
mongrotto.caves.org
 
 
 Monroe County Cavers
c/o Ed Saugstad
705 Hedrick Road
Sinks Grove, WV 24976
(304) 772-4426

suunto@yahoo.com
 
 
 Mountain State Grotto
c/o Linda Tracy
86 Cucumber Ridge Rd
Beverly, WV 26253
(304) 636-8328

lltracy57@hotmail.com
 
 
 Parkersburg Area Grotto
c/o David Berman
101 Snodgrass Lane
Williamstown, WV 26187
(304)375-2401

bermans@suddenlink.net
 
 
 TRA Grotto
c/o Kelley Deem
415 Persimmon Pear Ln
Harpers Ferry, WV 25425

 
 
 Tri-State Grotto
c/o Bob Bennett
464 Huckleberry Dr
Gerrardstown, WV 25420-4322
(304) 671-0344

gimpycaver@comcast.net
www.tristategrotto.net/
 
 
 West Virginia Univ. Student Grotto
c/o WVU Mountainlair
P.O. Box 6044
Morgantown, WV 26506-6044
(304) 685-7537

wvusg@speleo.us
www.caves.org/grotto/wvusg/
 
 
Wisconsin  
  Wisconsin Speleological Society
c/o Kasey Fiske
S9740 Exchange Road
Prairie du Sac, WI 53578

kasey.fiske@wisc.edu
www.wisconsincaves.org/
 
     
  Great Lakes Cavers
c/o Andrew Debbink
240 S Oakland Ave
Burlington, WI 53105
(262) 492-3557

andrew.debbink@gmail.com
www.greatlakescaving.com
 
Wyoming  
 Armpit Grotto
c/o Carol Uhl
PO Box 244
Laramie, WY 82070-0244
(307) 742-5910

uhltide@q.com
 
 
 Hole-in-the-Wall Grotto
c/o Robert Montgomery
PO Box 2102
Casper, WY 82602
(307) 267-7311

WYOCAVER@gmail.com
 
 
 Anthros Costa Rica Grotto
c/o Gustavo Quesada
PO Box 381-2070
Sabanilla, NA 381-2070
506-8837-1885

www.anthros.org
 
 
 Balincaguin Conservancy Grotto
c/o Rawen Balmaña
Sitio Balasibas, Brgy. Tagudin
Mabini, Pangasinan, FR 2409
+63-919-603-7354

rawen@balincaguinconservancy.org
www.facebook.com/balincaguin.conservancy
 
 
 PAAMUL - Gruta de
c/o Liliana Viola
Bahia Kantenah 27 ap B1
Puerto Aventuras, QR 77733
+529982771316

lilianaviola@gmail.com
Fb: NSS Paamul Grotto
 
 

Send all updates/corrections to I/O Chair Paul Winter iocommittee@caves.org.


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