| Destination | Zone | Opérateur |
|---|---|---|
| Grèce | Europe | VODAFONE PANAFON Grece |
| Grenade | Travel | CABLE & WIRELESS (West Indies) Ltd 6 |
| Groenland | Europe | TELE GROENLAND |
| Guatémala | Travel |
CLARO (Guatemala)
Communicaciones Celulares SA (Comcel) Telefonica Moviles Guatemala, S.A. |
| Guernesey | Europe | SURE Guernesey |
| Guinée | Travel | Orange Guinée Conakry |
| Guinée Bissau | Travel |
MTN GUINEE BISSAU
Orange BISSAU |
| Guyana | Reste du monde |
DIGICEL (West Indies) Ltd
GUYANA TELEPHONE & TELEGRAPH CO. (Cellink Plus) |
| Honduras | Travel |
CLARO (Honduras)
Telefonica Celular S.A (CELTEL) |
| Hong-Kong | Business |
China Mobile Hong Kong Company (PEOPLES)
HKT LTD SmarTone |
| Hongrie | Europe |
T-MOBILE Hongrie
VODAFONE Hongrie YETTEL HUNGARY |