For 246 organizations. Inactive entries (1) denoted with italicized strikethrough.
| ID | Organization | Abbr | AltID |
|---|---|---|---|
| 273501 | 1869 Cincinnati Red Stockings | CRS69 | 46 |
| 12201 | Ada Grangers | ADAGR | |
| 206 | Addison Mountain Stars | ADSMS | |
| 12302 | Afton Red Socks | AFTRS | 184 |
| 2 | Akron Black Stockings | AKRBS | |
| 207 | Alegheny Ironsides | ALGIR | |
| 181 | Anthracite Region VBBA | ANTHR | |
| 119 | Apple Jacks BBC | LCAPJ | 12301 |
| 150 | Arlington Grays BBC (MN) | ARGMN | |
| 13201 | Atantic BBC of Brooklyn | ATLBK | 5 |
| 13801 | Athletic BBC of Philadelphia (PA) | ATPHL | |
| 11301 | Aurora Town Club | AURTC | |
| 235 | Awkward BBC of Central Florida | AWKCF | |
| 20504 | Barbary Coast | BRBCS | |
| 21401 | Batesville Lumbermen | BTVLM | 108 |
| 22202 | Bay City Independents | BAYCI | 84 |
| 22203 | Bear Clan BBC of Flat Rock | BCFLR | |
| 21302 | Belleville Stags | BLVST | 182 |
| 20502 | Berkley Clarions | BRKCL | |
| 23502 | Berlin BBC of Millersburg | BRLML | |
| 253 | Bisbee Black Sox | BISBS | 20302 |
| 20304 | Bisbee Copper Queens | BISCQ | |
| 21403 | Black Flags BBC of Drovertown | BFDRV | 271 |
| 21301 | Blue Island Brewmasters | BLISB | 272 |
| 21701 | Bluegrass Barons | BGRB | 210 |
| 23201 | Bovina Dairymen | BVNAD | 273 |
| 282 | Bradenton Shamrocks VBBC | BRDSH | |
| 23801 | Brandywine BBC of West Chester | BWWCH | 183 |
| 23202 | Brooklyn Stars BBC | BRKST | 109 |
| 297 | *Buckeye Bombers | BCKBM | 20303 |
| 23001 | Camden Club VBB | CAMDN | |
| 72 | Canal Dover Redlegs | CNLDV | |
| 7 | Canal Fulton Mules | CNLFT | 33501 |
| 32204 | Capital BBC of Lansing | CAPLN | |
| 34301 | Carrolton Elites BBC | CRLTE | |
| 32205 | Cascada Shamrocks BBC | CSCDA | 280301 |
| 32203 | Cascade Sentinels | CSCSN | |
| 283 | Champaign Clippers | CHMCL | |
| 33503 | Champion City Reapers | CHMCR | 61 |
| 62 | Chicago Salmon VBBC | CHISM | |
| 86 | Cincinnati Buckeyes | CINBK | |
| 280302 | Cincinnati VBBC | CINVB | |
| 111 | Cleveland Blues | CLVBL | |
| 33504 | Clodbuster BBC | CLDBS | 8 |
| 33201 | Cold Spring Spiders | CLDSP | |
| 9 | Colorado VBBA | COVBB | |
| 33505 | Columbus Buckeyes | CMBBK | 213 |
| 33502 | Columbus Capitals BBC | CLMCP | 10 |
| 275 | Continental BBC of Kalamazoo | CNKZO | 32202 |
| 32201 | Cornshucker BBC of Canton | CANTN | |
| 31601 | Cowtown VBBC | COWTN | 87 |
| 30501 | Crestline Highlanders | CRSHL | |
| 31301 | Creston Regulars | CRSTR | 75 |
| 33506 | Crossing Rails BBC of Alliance | CRALL | 215 |
| 34201 | Cumberland BBC | CMBLD | |
| 41401 | Deep River Grinders | DPRGR | 11 |
| 40601 | Denver Blue Stockings BBC | DENBS | |
| 40602 | Denver/Rio Grande Reds | CSDRG | |
| 40801 | Diamond State BBC | DMDST | 134 |
| 41901 | Dirigo BBC | DIRGO | 113 |
| 63 | Douglas Dutchers | DGSD | |
| 41501 | Driftless Dodgers BBC | DRFDG | |
| 41301 | DuPage Plowboys | DUPPL | 277 |
| 40501 | Dublin Aces | DBACE | |
| 135 | Early Riser BBC of Detroit | ERDET | |
| 53201 | Eckford BBC of Brooklyn | ECKBR | 158 |
| 52001 | Eclipse BBC of Elkton (MD) | ECLEL | 100 |
| 64 | Eclipse BBC of Northville (MI) | ECLNV | |
| 53001 | Elizabeth Resolutes | ELZRS | 13 |
| 187 | Elkhart Co. Railroaders | ELKHT | |
| 51601 | Emporia VBBC | EMPRA | |
| 62001 | Fair Plays BBC of Talbot Co. | FPTC | 99 |
| 64301 | Farmer's Branch Mustangs | FBRMS | t.116 |
| 63201 | Farmingdale Modocs | FRMDM | |
| 261 | Fillmore Fungi | FLMFN | |
| 298 | Flossmoor Whistlestoppers | FLSWS | |
| 63202 | Flower City BBC | FLWRC | |
| 62202 | Franklin BBC of Detroit (MI) | FRKDT | 238 |
| 64201 | Franklin Farriers (TN) | FRKFR | 189 |
| 60501 | Fullerton Fire Knockers | FLRFK | |
| 999998 | Game Wanted | WANTD | |
| 73201 | Genesee County Village and Museum (NY) | GCVM | 52 |
| 71701 | Georgetown Gentlemen (KY) | GTGNT | 269 |
| 72101 | Georgetown Samosets (MA) | GTSAM | |
| 299 | German Village Hobnobbers | GVHOB | 262 |
| 73801 | Gettysburg Generals | GTYGN | |
| 300 | Globe Bears | GLBEB | |
| 74201 | Grasshopper VBBC of Chattanooga | GRSHC | |
| 16 | Great Black Swamp Frogs | GBSF | |
| 82201 | Hamtramck Hussars BBC | HMTRM | |
| 81401 | Highlander BBC of Warsaw | HGLWR | |
| 284 | Higley Haymakers | HGHMK | |
| 82202 | Hillsdale People | HLSDP | 285 |
| 82101 | Hingham Derbys and Coopers | HGNDC | |
| 83001 | Hoboken Nine | HOBKN | 160 |
| 81601 | Hodgeman Co. Nine | HDGMC | 118 |
| 296 | Hog and Hominy Picked 9 | HHPN | |
| 301 | Houston Babies | HSTNB | |
| 83801 | Hunky Dora BBC of Lansdale | HDLNS | |
| 286 | Hutchinson BBC | HUTCH | |
| 91402 | Indianapolis Blues VBBC | INDBL | 55 |
| 91401 | Indianapolis Hoosiers | INDHS | 219 |
| 90601 | Inter-Ocean BBC | INOCN | |
| 92101 | Ipswich Brewers | IPSBR | 155 |
| 263 | Keystone BBC of Harrisburg | KEYHB | 113801 |
| 113201 | Kingston Guards VBBC | KNGSG | 287 |
| 114201 | Knoxville Holstons | KNXVH | 191 |
| 122501 | Lafayette Square Cyclone VBBC | LFCYC | 264 |
| 122201 | Lah De Dahs of Greenfield Village | LDDGV | |
| 120501 | Lake Arrowhead Loggers | LKALG | |
| 220 | Lemont Quarrymen | LMNQM | |
| 193 | Lewes BBC | LEWES | 120801 |
| 124201 | Lightfoot BBC | LGTFT | 185 |
| 120702 | Lisbon Tunnelmen | LSBNT | |
| 278 | Little Falls Alerts | LTFLA | |
| 123201 | Live Oak BBC (NY) | LVONY | |
| 999996 | Local Club | LOCAL | |
| 123001 | Logan Club of Lambertville | LGNLM | |
| 281201 | Long Squirrels | LNGSQ | |
| 120502 | Lordsburg Trolleymen | LDBTM | |
| 122101 | Lowell Base Ball Nine | LOWLL | 222 |
| 122204 | Lumber City BBC of Flint | LMBRC | 161 |
| 122102 | Lynn Live Oaks (MA) | LYNLO | 223 |
| 132201 | Mackinaw City Boys | MCKCB | |
| 133201 | Manetto Hill Surprise | MNHSP | |
| 134902 | Manitowoc Co. Amateurs | MTCAM | t.195 |
| 132302 | Mankato Baltics | MKBLT | 163 |
| 145 | Mansfield Independents (OH) | MNSIN | |
| 288 | Maricopa Maidens | MCPMD | |
| 293 | McHenry Independents | MHIND | |
| 132101 | Melrose Pondfeilders | MLRPF | 90 |
| 134903 | Menomonie Blue Caps | MNMBC | 178 |
| 256 | Mesa Miners | MESAM | 130301 |
| 134101 | Metropolitans of Deadwood | METDW | |
| 134601 | Middletown Maulers | MDLTM | |
| 132202 | Mighty River Hogs of Midland Co. | MRHMD | 69 |
| 134901 | Milwaukee Cream Cities | MILCC | t.77 |
| 123 | Milwaukee Grays BBC | MILGR | |
| 134904 | Milwaukee Juneau BBC | MILJN | t.179 |
| 133202 | Mineola Washingtons | MNWSH | |
| 130502 | Mission Reddingtons | MSNRD | |
| 999995 | Mixed Nine | MIX9 | |
| 132203 | Monitor BBC of Chelsea | MONCH | 164 |
| 133002 | Monmouth Furnace BBC | MNMFR | |
| 138 | Mountain Athletic Club | MACNY | |
| 134201 | Mountain City BBC | MTNC | 196 |
| 98 | Mudville Nine | MUDVL | 132102 |
| 131401 | Munster Centennials | MNSCT | 165 |
| 131301 | Murphysboro Clarkes BBC | MRPCL | 225 |
| 26 | Mutual BBC of New York | MUTNY | 14302 |
| 144201 | Nashville Maroons | NSHVM | 197 |
| 142201 | National BBC of Greenfield Village | NATGV | |
| 143001 | Neshanock BBC of Flemington | NSHFL | 47 |
| 142202 | Never Sweats BBC of Mackinaw Island | NSWMI | |
| 141401 | New Albany BBC | NEWAL | |
| 142101 | Newburyport Clamdiggers | NBPCD | 227 |
| 150501 | Oakland Colonels | OAKCL | |
| 153502 | Ohio 9 BBC | OH9 | |
| 289 | Ohio Village Diamonds | OVDIA | |
| 290 | Ohio Village Muffins | OVMFN | 27 |
| 153901 | Olneyville Cadets | ONVCD | |
| 999999 | Open League | OPENL | |
| 228 | Oregon Ganymedes (IL) | ORGIL | 151301 |
| 160502 | Perris Prospectors | PRSPR | |
| 164201 | Phoenix BBC (TN) | PHXTN | 199 |
| 245 | Phoenix Senators (AZ) | PHXSN | 160301 |
| 999997 | Picked Nine Club | PICK9 | |
| 163701 | Pioneer BBC of Portland (OR) | PNRPT | 270 |
| 163801 | Pittsburgh Homesteaders VBBC | PITTH | 240 |
| 276 | Polecats VBBC - Hamden Nine | PLCHM | |
| 162201 | Portland Blue Sox (MI) | PBSOX | |
| 162901 | Portsmouth Rockinghams | PRTMR | 231 |
| 161601 | Post Nine BBC | POSTN | |
| 280 | Prairie Chickens VBB of McLean Co. | PCMCL | 161301 |
| 163901 | Providence Grays | PRVGR | 56 |
| 32 | Quicksteps BBC (MN) | QSTMN | |
| 174201 | Quicksteps VBBC of Spring Hill (TN) | QSSPH | |
| 180503 | Redondo Beach Wharf Rats | RDBWR | |
| 183501 | Reds HOF 1869 Cincinnati Red Stockngs | HOFRS | |
| 71 | Regular BBC of Mt. Clemens | REGMC | |
| 184201 | Resoute of Jackson VBBC (TN) | RESJK | |
| 182205 | Richmond Bees BBC | RCHMB | 200 |
| 183202 | Rip Van Winkle BBC | RVWNK | |
| 182001 | Rising Sun BBC | RSGSN | 232 |
| 180504 | Riverside Smudge Pots | RVRSP | |
| 183201 | Rochester BBC (NY) | RCHNY | |
| 182206 | Rochester Grangers (MI) | RCHGR | 34 |
| 35 | Rock Springs Ground Squirrels | RSPGS | |
| 302 | Rockford Stars BBC | RCKST | 182204 |
| 29 | Roosters BBC of Olmstead Co. | RSTOC | |
| 181101 | Royal Hawaiian BBC | RYLHI | |
| 182301 | Rum River Rovers | RMRVR | |
| 181601 | Russell Co. Nine | RUSCN | |
| 190502 | San Francisco Eagles | SFEAG | |
| 190503 | San Francisco Pacifics | SFPAC | |
| 190504 | San Francisco Pelicans BBC | SFPEL | |
| 190505 | San Francisco Sea Lions BBC | SFSLN | |
| 190506 | San Jose Dukes | SJDUK | |
| 194901 | Sand Creek 9 | SDCRK | |
| 294 | Sand Scratchers VBBC of Whitehall | SSWHT | |
| 193202 | Saugerties VBBC | SGRTS | |
| 193801 | Somerset Co. Frosty Sons of Thunder | SOMFS | t.129 |
| 79 | Spiegel Grove Squires | SPGRV | |
| 193201 | Spring Creek Nine BBC of Rochester (NY) | SCNNY | 201 |
| 168 | Springfield Long Nine (IL) | SPRLN | |
| 303 | Springfield Ponies (CT) | SPRPN | 190701 |
| 248 | St. Charles Explorers VBBC | STCEX | |
| 281901 | St. Croix-QuickSteps MN | STCQS | |
| 202 | St. Louis Brown Stockings VBBC | STLBS | |
| 192501 | St. Louis Maroons | STLMR | |
| 192502 | St. Louis Union VBBC | STLUN | 92 |
| 194201 | Stones River Scouts VBBC | STRVS | |
| 191901 | Sunrise BBC | SUNRS | |
| 200501 | Temecula Dear Bros | TMCDB | |
| 304 | Tempe Millerettes | TMPML | 200304 |
| 200701 | Thames BBC of New London | THMNL | 241 |
| 146 | Tippecanoe Canal Jumpers | TCJ | |
| 999994 | To Be Announced | TBA | |
| 259 | Tucson Saguaros | TUCSG | 200303 |
| 307 | Ulster Nine | ULST9 | |
| 212201 | Union BBC of Dexter | UNDXT | 169 |
| 250 | Vagabond BBC of Fort Myers | VAGFM | 220901 |
| 260 | Valparaiso Lookouts VBBC | VALPL | |
| 221301 | Vandalia Old Capitals | VNDOC | |
| 221302 | Vermillion Voles VBBC | VERVL | 94 |
| 221401 | Vevay White Stockings | VVYWS | 236 |
| 223201 | Victory BBC of Phelps | VCTPH | |
| 283201 | Victory/Live Oak (NY) | VLONY | |
| 223502 | Villager VBBC | VLLGR | 205 |
| 147 | WWII Girls BB Living History League | WW2GH | |
| 232201 | Wahoo BBC of Royal Oak | WAHOO | 181 |
| 231101 | Waikiki BBC | WKIKI | |
| 232202 | Walker Tavern Wheels | WLKTV | 142 |
| 232203 | Welcome Campbell No. 27 BBC | WCAM | |
| 233901 | Westerly Quartermen | WSTQM | |
| 231601 | Westerns BBC of Topeka | WSTTP | 204 |
| 266 | Westfeld Wheelmen | WSTFW | 232101 |
| 230301 | Westside Bandits (AZ) | WSBND | |
| 305 | Wethersfield Red Onion | WTHRO | 230701 |
| 306 | Whatcom Aces | WHTCA | 267 |
| 233502 | Whiskey Island Shamrocks BBC | WISHM | 171 |
| 51 | White River BBC | WHTRV | |
| 295 | Woodstock Hilltoppers (CT) | WDSHT | 230702 |
| 233501 | Wyandotte Ghostriders (OH) | WNDGR | 131 |
| 232204 | Wyandotte Stars BBC (MI) | WYNDS | 132 |
| 234601 | Wytheville Statesmen | WYVSM | t.281 |