| Abbreviation | Definition |
|---|---|
| HCB | Shoal Cove, Alaska USA |
| HCM | Eil, Somalia |
| HCMA | Alula, Somalia |
| HCMB | Baidoa, Somalia |
| HCMC | Candala, Somalia |
| HCMD | Bardera, Somalia |
| HCME | Ell, Somalia |
| HCMF | Bossaso, Somalia |
| HCMG | Gardo, Somalia |
| HCMH | Hargeisa, Somalia |
| HCMI | Berbera, Somalia |
| HCMJ | Lugh Ferrandi, Somalia |
| HCMK | Kismayu, Somalia |
| HCML | El Bur, Somalia |
| HCMM | Mogadiscio-Petrella, Somalia |
| HCMN | Belet Uen, Somalia |
| HCMO | Obbia, Somalia |
| HCMP | Las Anod, Somalia |
| HCMR | Galcaio, Somalia |
| HCMS | Scusciuban, Somalia |