TELEPORT COMMUNICATIONS AMERICA, LLC - DC
31 prefixes in 301 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 301-225 | WSNG236Z14 | 7529 | 2009-05-21 | Yes |
| 301-354 | WSNGTNZN10 | 7529 | — | Yes |
| 301-458 | WSHNGTNZN4 | 7529 | — | Yes |
| 301-539 | LA PLATA | 7529 | — | Yes |
| 301-541 | WSHNGTNZN5 | 7529 | — | Yes |
| 301-542 | WALDORF | 7529 | — | Yes |
| 301-543 | LAUREL236 | 7529 | — | Yes |
| 301-547 | WSHNGTNZN2 | 7529 | — | Yes |
| 301-556 | GAITHERSBG | 7529 | — | Yes |
| 301-623 | WSNG236Z13 | 7529 | — | Yes |
| 301-628 | WSHNGTNZN3 | 7529 | — | Yes |
| 301-634 | WSHNGTNZN2 | 7529 | — | — |
| 301-658 | ASHTON236 | 7529 | — | Yes |
| 301-666 | WSNG236Z14 | 7529 | — | Yes |
| 301-677 | WSNG236Z14 | 7529 | — | — |
| 301-679 | WSNGTNZN12 | 7529 | — | Yes |
| 301-683 | WSHNGTNZN4 | 7529 | — | Yes |
| 301-684 | INDIANHEAD | 7529 | — | Yes |
| 301-685 | DAMASCS236 | 7529 | — | Yes |
| 301-691 | POOLESVL | 7529 | — | Yes |
| 301-692 | WSNGTNZN11 | 7529 | — | Yes |
| 301-715 | WSNG236Z15 | 7529 | — | Yes |
| 301-719 | WSNGTNZN16 | 7529 | — | Yes |
| 301-720 | BRANDYWINE | 7529 | — | Yes |
| 301-747 | WSHNGTNZN6 | 7529 | — | Yes |
| 301-820 | GAITHERSBG | 7529 | — | Yes |
| 301-821 | LAUREL236 | 7529 | — | Yes |
| 301-823 | WSNG236Z13 | 7529 | — | Yes |
| 301-828 | WSHNGTNZN2 | 7529 | — | Yes |
| 301-832 | WSHNGTNZN4 | 7529 | — | Yes |
| 301-833 | WSNG236Z14 | 7529 | — | 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.