 |
| English | Thesaurus |
| Advanced Network and Services, Inc. | ANS |
| Business and Government Services | BGS (USW !enterprise) |
| Business and Residence Centrex Services | BRCS |
| Directory and Security Services | DSS (IBM) |
| Networking And Telecommunications Services | NTS |
| Vermont Internet Services and Technology Access Network | VISTAnet |
| Washington Telecommunications Services and Operations | WTSO |