TC SYSTEMS, INC. - NY
22 prefixes in 914 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 914-214 | YORKTN HTS | 7140 | — | Yes |
| 914-218 | MOUNTKISCO | 7140 | — | Yes |
| 914-219 | ARMONK VLG | 7140 | — | Yes |
| 914-301 | KATONAH | 7140 | — | Yes |
| 914-304 | WSCHSTZN08 | 7140 | — | Yes |
| 914-305 | WSCHSTZN09 | 7140 | — | Yes |
| 914-323 | WSCHSTZN08 | 7140 | — | Yes |
| 914-371 | MT VERNON | 7140 | — | Yes |
| 914-409 | WSCHSTZN04 | 7140 | — | Yes |
| 914-467 | WSCHSTZN08 | 7140 | — | Yes |
| 914-495 | PLEASANTVL | 7140 | — | Yes |
| 914-539 | WSCHSTZN08 | 7140 | — | Yes |
| 914-556 | BIRCHWOOD | 7140 | 2001-05-22 | Yes |
| 914-597 | WSCHSTZN08 | 7140 | — | Yes |
| 914-606 | WSCHSTZN07 | 7140 | — | Yes |
| 914-609 | WSCHSTZN08 | 7140 | — | Yes |
| 914-617 | CROTON FLS | 7140 | — | Yes |
| 914-620 | WSCHSTZN02 | 7140 | 2001-01-10 | Yes |
| 914-678 | WSCHSTZN07 | 7140 | 2023-08-08 | Yes |
| 914-740 | WSCHSTZN03 | 7140 | — | Yes |
| 914-751 | WSCHSTZN01 | 7140 | — | Yes |
| 914-820 | WSCHSTZN06 | 7140 | — | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.