ONVOY, LLC - IA
22 prefixes in 319 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 319-238 | OELWEIN | 221F | 2004-02-04 | Yes |
| 319-246 | FT MADISON | 221F | — | Yes |
| 319-250 | FT MADISON | 221F | 2009-10-26 | Yes |
| 319-319 | IOWA CITY | 221F | 2022-09-27 | Yes |
| 319-413 | TROY MILLS | 221F | 2023-04-11 | Yes |
| 319-420 | WATERLOO | 221F | 2023-06-29 | Yes |
| 319-422 | PARKERSBG | 221F | 2021-04-15 | Yes |
| 319-432 | CEDAR RPDS | 221F | 2008-07-24 | Yes |
| 319-449 | CEDAR RPDS | 221F | 2014-03-07 | Yes |
| 319-468 | INDEPNDNCE | 221F | 2023-06-29 | Yes |
| 319-487 | CEDAR RPDS | 221F | 2024-03-28 | Yes |
| 319-490 | CEDARFALLS | 221F | 2024-04-29 | Yes |
| 319-492 | IOWA CITY | 221F | 2024-06-18 | Yes |
| 319-538 | CEDAR RPDS | 221F | 2007-12-18 | Yes |
| 319-539 | RIVERSIDE | 221F | 2021-12-08 | Yes |
| 319-575 | CEDARFALLS | 221F | — | Yes |
| 319-602 | HUDSON | 221F | — | Yes |
| 319-712 | WALKER | 221F | 2024-06-05 | Yes |
| 319-719 | VINTON | 221F | 2022-11-28 | Yes |
| 319-727 | COGGON | 221F | 2016-03-15 | Yes |
| 319-804 | CEDAR RPDS | 221F | 2008-12-15 | Yes |
| 319-933 | JANESVILLE | 221F | 2021-04-12 | 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.