| TalkGroup/2843 | 2843 | Bulgaria - Plovdiv Region | Bulgaria / Plovdiv Region | _ | _ | _ | _ |
| TalkGroup/2842 | 2842 | Bulgaria - Sofia Region | Bulgaria / Sofia Region | _ | _ | _ | _ |
| TalkGroup/51502 | 51502 | CAVITE ACE | Cavite Amateur Communication Enthusiasts, Inc. is an Amateur Radio Club in the Philippines duly accredited by the National Telecommunications Commission. Club members are mostly from the Province of Cavite. | X | _ | X | _ |
| TalkGroup/31094 | 31094 | CDRA | CT Digital Repeater Association | _ | _ | _ | _ |
| TalkGroup/31392 | 31392 | CEN OH WX | Central Ohio Severe Weather | _ | _ | _ | _ |
| TalkGroup/460459 | 460459 | CHINA - DaQing | 黑龙江大庆联网 | X | X | X | X |
| TalkGroup/46001 | 46001 | CHINA - Nationwide | CHINA DMR-YSF-DSTAR CONNECT,ALL HAM IN | X | X | X | _ |
| TalkGroup/77777 | 77777 | CHINA 77777 TG NET | CHINA 77777 TG NET | X | X | X | X |
| TalkGroup/460871 | 460871 | CHINA-YUNNAN TG | 中国云南通话组 | _ | _ | _ | _ |
| TalkGroup/460073 | 460073 | CN-NanTong-ARES TG460073 | For 438.500Mhz Ham | X | X | X | X |
| TalkGroup/66512 | 66512 | CN.BD7IWD | BD7IWD | _ | _ | _ | _ |
| TalkGroup/31340 | 31340 | CNJHAM | 020 Multiprotocol Network Module D | X | X | X | X |
| TalkGroup/30271 | 30271 | COLOMBIE-BRITANNIQUE | Provincial talkgroup | _ | _ | _ | _ |
| TalkGroup/712 | 712 | COSTA RICA | TG CONTACTO INTERNACIONAL | _ | _ | X | _ |
| TalkGroup/2681166 | 2681166 | CR TalkGroup | CR TalkGroup | _ | _ | _ | _ |
| TalkGroup/71200 | 71200 | CRLinkHub | DMR - YSF | _ | _ | X | _ |
| TalkGroup/9800 | 9800 | Cafe Gratis | Cafe Gratis Sports Club Members TalkGroup | _ | _ | _ | _ |
| TalkGroup/2260 | 2260 | Cafe Gratis Sports Club | YO5KFG National TG | _ | _ | X | _ |
| TalkGroup/30260 | 30260 | Camionneurs du Québec | Talkgroup amical | _ | _ | _ | _ |
| TalkGroup/3027 | 3027 | Canada Francophone | Talkgroup amical | _ | _ | _ | _ |
| TalkGroup/30255 | 30255 | Canadian military Veterans | Talkgroup amical Canada | _ | _ | _ | _ |
| TalkGroup/7123 | 7123 | Cartago | Regional Talkgroup | _ | _ | _ | _ |
| TalkGroup/31678 | 31678 | Catawba Valley DMR | Catawba County, NC | _ | _ | _ | X |
| TalkGroup/31206 | 31206 | Cen Ks Skywarn | Skywarn is the National Weather Service (NWS) program of trained volunteer severe weather spotters. | _ | _ | _ | _ |
| TalkGroup/31015 | 31015 | Central Alabama | Central Alabama | X | _ | X | _ |
| TalkGroup/31372 | 31372 | Central Carolina | TG for Central North Carolina | _ | _ | _ | _ |
| TalkGroup/31204 | 31204 | Central Kansas (CKRG) | CENTRAL KANSAS Repeater Group | _ | _ | _ | _ |
| TalkGroup/460768 | 460768 | ChaoShan Amateur Radio Club | ChaoShan Amateur Radio | _ | _ | _ | _ |
| TalkGroup/460024 | 460024 | China - 2th region | For Chinese 2th region's HAM | _ | _ | _ | _ |
| TalkGroup/46007 | 46007 | China - 7th region | For Chinese 7th region`s HAM | _ | _ | _ | _ |
| TalkGroup/46004 | 46004 | China - Four District HAM | China 4 ham technical exchange group | _ | X | _ | _ |
| TalkGroup/460275 | 460275 | China - Huantai ham exchange group | Huantai HAM technology in China's dissemination | X | X | X | _ |
| TalkGroup/460215 | 460215 | China - Shanghai Jinshan District HAM TalkGroup | Shanghai Jinshan District HAM DMR TalkGroup | _ | _ | X | _ |
| TalkGroup/460 | 460 | China TG | for chinese HAM | _ | _ | _ | _ |
| TalkGroup/460994 | 460994 | China TG-CHANGCHI | A talk group for Changchi Hams to communicate. | X | X | X | X |
| TalkGroup/519800 | 519800 | China TG-Changzhou | A talk group for Changzhou Hams to communicate. | _ | _ | _ | _ |
| TalkGroup/460666 | 460666 | China-Suizhou-AR | Amateur Radio of Suizhou, HuBei, CHINA | X | _ | X | _ |
| TalkGroup/313913 | 313913 | Clermont County Ohio Talk Group | South West Ohio DMR users | _ | _ | _ | _ |
| TalkGroup/222030 | 222030 | Cluster Brescia | External TalkGroup for Cluster Brescia | X | _ | X | _ |
| TalkGroup/9500 | 9500 | Collegiate | For communication between collegiate amateur radio repeaters | _ | _ | _ | _ |
| TalkGroup/732 | 732 | Colombia HK Zone | TalkGroup de Encuentro Zona HK | _ | _ | _ | _ |
| TalkGroup/7320 | 7320 | Colombia HK0 Zone | Malpelo Island, Archipelago of San Andrés, Providencia and Santa Catalina | _ | _ | _ | _ |
| TalkGroup/7323 | 7323 | Colombia HK3 Zone | Bogotá, Cundinamarca, Guaviare, Meta | _ | _ | _ | _ |
| TalkGroup/7324 | 7324 | Colombia HK4 Zone | Antioquia, Chocó | _ | _ | _ | _ |
| TalkGroup/7325 | 7325 | Colombia HK5 Zone | Cauca, Valle del Cauca | _ | _ | _ | _ |
| TalkGroup/7326 | 7326 | Colombia HK6 Zone | Caldas, Huila, Quindío, Risaralda, Tolima | _ | _ | _ | _ |
| TalkGroup/73257 | 73257-732 | Colombia-Link | DMR-P25 | _ | _ | _ | X |
| TalkGroup/31088 | 31088 | Colorado HD | Colorado Hotspot Discussion | X | X | X | _ |
| TalkGroup/31083 | 31083 | Colorado Severe Weather | Colorado Severe Weather | X | X | X | _ |
| TalkGroup/460539 | 460539 | Communication group of Linyi City, Shandong Province | Linyi, China TG460539 | X | X | X | X |
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