| Name | Players | Location |
|---|---|---|
| Hammergirl Anime Mahjong | 20 | United States, NY, Rochester |
| RIT Nine Gates | 33 | United States, NY, Rochester |
| Casual Dragon Mahjong Club | 13 | United States, NY, Lockport |
| Philadelphia Riichi Mah-Jawn Club | 23 | United States, PA, Philadelphia |
| Toronto Riichi | 31 | Canada, ON, Toronto |
| Club Riichi de Montréal | 62 | Canada, QC, Montréal |
| Chun Chun Train | 6 | United States, DE, Newark |
| Riichi Nomi NYC | 48 | United States, New York |
| Southeast Michigan Mahjong | 6 | United States, MI, Ann Arbor |
| Greater Cincinnati Riichi Mahjong | 7 | United States, OH, Cincinnati |
| Riichi Mahjong Columbus | 7 | United States, OH, Columbus |
| DMV Mahjong | 1 | United States, DC, Washington |
| Clermont-Orlando Riichi Player Squad | 5 | United States, FL, Maitland |
| Panhandle Mahjong | 7 | United States, FL, Crestview |
| I Believe Mahjong | 5 | United States, CA, San Jose |
| Adelaide Riichi Mahjong Club | 4 | Australia, Adelaide |
| Baltimore Mahjong | 9 | United States, MD, Baltimore |
| Pacific Mahjong League | 34 | United States, CA, Berkeley |
| Seattle Riichi Mahjong Club | 24 | United States, WA, Seattle |
| Tri Nitro Tiles | 1 | France, Paris |
| Portugal Riichi Club | 6 | Portugal, Póvoa de Varzim |
| Rinchan Kaihou Cologne | 1 | Germany, Cologne |
| Mahjong México | 12 | México, BC, Mexicali |
| Brazilian Mahjong Association | 48 | Brazil, São Paulo |
| Diamond Dogs | 8 | Japan, Tokyo |
| Discard Brotherhood | 12 | Russia, Kirov |
| Mahjong Chile | 22 | Chile, Chile |
| Pittsburgh Mahjong Club | 1 | United States, PA, Pittsburgh |
| SMU Intellectual Sports | 8 | Singapore, Singapore |
| Riichi Indonesia | 10 | Indonesia, Indonesia |
| Chicago Area Mahjong | 2 | United States, Illinois, Chicago |
| Riichi Organisation Norway | 8 | Norway, Oslo |
| Middle Tennessee Riichi Club | 1 | United States, TN |
| South Texas Tenpais | 5 | United States, TX, Laredo |
| Raleigh Ron Lions | 6 | United States, NC, Raleigh |
| Chun Mahjong Netherlands | 1 | Netherlands, Maastricht |
| Thirteen Online Orphans | 1 | Viet Nam, Saigon |
| Epitanime | 2 | France, Paris |
| Breizh Mahjong | 2 | France, Rennes |
| RiichiOut Academy | 7 | , RiichiOut Discord |
| Under the River Omaha | 1 | United States, NE, Omaha |
| OC Mahjong | 2 | United States, CA, Irvine |
| Longhorn Riichi | 6 | United States, TX, Austin |
| Krakow Chombo Club | 1 | Poland, Krakow |
| Oklahoma Mahjong Club | 1 | United States, OK, Tulsa |
| Charleston Riichi Mahjong | 16 | United States, SC, Charleston |
| LA Pride of Mahjong | 1 | United States, CA, Los Angeles |
| DC Riichi Mahjong | 1 | United States, Washington DC |
| Lone Star Riichi | 1 | United States, TX, Plano |