| Destination | Zone | Opérateur |
|---|---|---|
| Sénégal | Travel | SONATEL MOBILES (Orange Senegal) |
| Serbie | Travel |
TELEKOM SRBIJA Serbie
YETTEL SERBIA |
| Seychelles | Reste du monde |
AIRTEL TELECOM Seychelles
CABLE & WIRELESS (Seychelles) |
| Sierra Léone | Travel |
LINTEL (Sierra Leone) Limited (Africell)
ORANGE Sierra Leone (ex Airtel) |
| Slovaquie | Europe | O2 (ex-Telefonica Slovakia) |
| Slovénie | Europe | Telemach Mobil |
| Soudan | Travel |
MTN Sudan (Soudan)
SUDANESE MOBILE TELEPHONE (Zain SD) |
| Suède | Europe | TELE 2 Suede |
| Suisse | Suisse Andorre |
SALT MOBILE SA
SWISSCOM MOBILE LTD. |
| Suriname | Reste du monde |
DIGICEL (West Indies) Ltd
TELESUR |
| Swaziland | Travel | MTN ESWATINI ( ex Swaziland LIMITED) |
| Tadjikistan | Travel |
CJSC Babilon-M
INDIGO TAJIKISTAN ZET MOBILE |