| Abbreviation | Definition |
|---|---|
| SAS | Special Access Surcharge |
| SATC | Simple ASCII Telephony Control |
| SATRA | A Saudi Arabian Telecommunications Regulatory Authority |
| SATRA | Saudi Arabian Telecommunications Regulatory Authority |
| SB | Service Billing |
| SB | SwitchBoard |
| SBC | Session Border Controller |
| SBX | Small Business Exchange |
| SC | Sim Card |
| SC | Supervisory Center |
| SCA | Software Communications Architecture |
| SCANR | Signal, Communication, Antennes, Navigation et Radar |
| SCAT | Single Channel Autonomous Trunking |
| SCAYNP | Someone Calls And You No Pay |
| SCC | Service Connection Charges |
| SCC | Specialized Common Carrier |
| SCC | Switching Control Center |
| SCCP | Signalling Connection Control Part |
| SCCS | Switching Control Center System |
| SCD | Strong Commit Dependency |