ONVOY, LLC - MD
84 prefixes in 667 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 667-200 | COLUMBIA | 876D | 2015-12-18 | Yes |
| 667-202 | ELKTON | 876D | 2016-02-17 | Yes |
| 667-220 | GREENSBORO | 876D | 2017-03-24 | Yes |
| 667-222 | ARGRGBSNIS | 876D | 2015-08-17 | Yes |
| 667-226 | STMICHAELS | 876D | 2017-03-27 | Yes |
| 667-255 | HILLSBORO | 876D | 2018-08-22 | Yes |
| 667-260 | BALTIMORE | 876D | — | Yes |
| 667-279 | BISHOPVL | 876D | 2020-03-12 | Yes |
| 667-282 | TILGHMAN | 876D | 2020-05-28 | Yes |
| 667-285 | HURLOCK | 876D | 2017-03-24 | Yes |
| 667-291 | MILLINGTON | 876D | 2017-03-27 | Yes |
| 667-293 | SHARPTOWN | 876D | 2020-09-21 | Yes |
| 667-309 | BALTIMORE | 876D | — | Yes |
| 667-322 | WATERLO236 | 876D | 2021-05-12 | Yes |
| 667-327 | CAMBRIDGE | 876D | 2021-03-18 | Yes |
| 667-337 | CENTREVL | 876D | 2021-03-18 | Yes |
| 667-338 | CROFTON | 876D | 2021-09-01 | Yes |
| 667-339 | SYKESVILLE | 876D | 2021-09-01 | Yes |
| 667-340 | CHURCHVL | 876D | 2021-09-01 | Yes |
| 667-341 | DELMAR | 876D | 2021-09-01 | Yes |
| 667-342 | PRESTON | 876D | 2021-09-01 | Yes |
| 667-347 | FEDERALSBG | 876D | 2021-03-18 | Yes |
| 667-348 | RIDGELY | 876D | 2021-09-01 | Yes |
| 667-349 | STILL POND | 876D | 2021-09-01 | Yes |
| 667-350 | WINGATE | 876D | 2021-09-01 | Yes |
| 667-356 | SEVERN | 876D | 2021-03-25 | Yes |
| 667-357 | GREENSBORO | 876D | 2021-03-18 | Yes |
| 667-360 | ODENTON | 876D | 2021-03-25 | Yes |
| 667-363 | SHERWD FOR | 876D | 2021-03-25 | Yes |
| 667-370 | PARKTON | 876D | 2021-03-25 | Yes |
| 667-376 | OXFORD | 876D | 2021-03-18 | Yes |
| 667-377 | ROCK HALL | 876D | 2021-03-18 | Yes |
| 667-380 | ANNAPOLIS | 876D | 2021-09-01 | Yes |
| 667-387 | PERRYVILLE | 876D | 2021-03-25 | Yes |
| 667-396 | PT DEPOSIT | 876D | 2021-03-25 | Yes |
| 667-397 | SOLOMONS | 876D | 2021-03-25 | Yes |
| 667-403 | TOWSON | 876D | 2021-09-01 | Yes |
| 667-407 | BALTIMORE | 876D | 2022-05-19 | Yes |
| 667-426 | TANEYTOWN | 876D | 2021-03-25 | Yes |
| 667-427 | WEST RIVER | 876D | 2021-03-25 | Yes |
| 667-435 | BALTIMORE | 876D | 2023-05-17 | Yes |
| 667-440 | BALTIMORE | 876D | 2023-07-25 | Yes |
| 667-444 | BALTIMORE | 876D | 2015-08-17 | Yes |
| 667-469 | BEL AIR | 876D | 2024-02-02 | Yes |
| 667-472 | PRINCEANNE | 876D | 2024-03-18 | Yes |
| 667-474 | ARGRGBSNIS | 876D | 2024-03-20 | Yes |
| 667-475 | CROFTON | 876D | 2024-03-21 | Yes |
| 667-476 | GLENWOOD | 876D | 2021-03-25 | Yes |
| 667-477 | HAMPSTEAD | 876D | 2021-03-25 | Yes |
| 667-478 | SYKESVILLE | 876D | 2024-03-21 | Yes |
| 667-479 | ELLICOTTCY | 876D | 2024-03-21 | Yes |
| 667-480 | WATERLO236 | 876D | 2024-03-26 | Yes |
| 667-489 | HAMPSTEAD | 876D | 2024-06-13 | Yes |
| 667-525 | BALTIMORE | 876D | 2025-08-13 | Yes |
| 667-532 | PARKVILLE | 876D | 2025-11-04 | Yes |
| 667-538 | CHURCHVL | 876D | 2026-01-27 | Yes |
| 667-548 | TOWSON | 876D | 2026-06-01 | Yes |
| 667-551 | ANNAPOLIS | 876D | 2026-07-02 | Yes |
| 667-556 | BEL AIR | 876D | 2026-09-09 | Yes |
| 667-567 | HAVREGRACE | 876D | 2021-03-25 | Yes |
| 667-576 | JARRETTSVL | 876D | 2021-03-25 | Yes |
| 667-657 | CHASE | 876D | 2021-03-25 | Yes |
| 667-660 | MARION | 876D | 2019-10-10 | Yes |
| 667-661 | SNOW HILL | 876D | 2019-10-10 | Yes |
| 667-662 | SMITH IS | 876D | 2019-10-10 | Yes |
| 667-663 | OCEAN CITY | 876D | 2019-10-10 | Yes |
| 667-664 | TRAPPE | 876D | 2019-10-10 | Yes |
| 667-666 | WEST RIVER | 876D | — | Yes |
| 667-667 | PIKESVILLE | 876D | 2025-08-20 | Yes |
| 667-670 | SUDLERSVL | 876D | 2021-03-18 | Yes |
| 667-676 | WILLARDS | 876D | 2020-09-21 | Yes |
| 667-677 | BALTIMORE | 876D | 2015-05-08 | Yes |
| 667-678 | COLUMBIA | 876D | 2021-08-31 | Yes |
| 667-687 | WARWICK | 876D | 2021-03-18 | Yes |
| 667-766 | STEVENSVL | 876D | 2021-03-18 | Yes |
| 667-767 | STMICHAELS | 876D | 2021-03-18 | Yes |
| 667-800 | SALISBURY | 876D | 2016-08-16 | Yes |
| 667-810 | SALISBURY | 876D | 2021-03-03 | Yes |
| 667-887 | WORTHINGTN | 876D | 2021-03-25 | Yes |
| 667-888 | BALTIMORE | 876D | — | Yes |
| 667-910 | BALTIMORE | 876D | 2021-03-03 | Yes |
| 667-962 | NORTHBEACH | 876D | 2021-03-25 | Yes |
| 667-966 | NEWWINDSOR | 876D | 2021-03-25 | Yes |
| 667-999 | ELKRIDGE | 876D | 2015-03-23 | 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.