All assignees
411 prefixes in 563 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 563-945 | STANWOOD | 1170 | — | Yes |
| 563-946 | ROCHESTER | 1170 | — | Yes |
| 563-949 | DAVENPORT | 6266 | — | Yes |
| 563-950 | — | — | ||
| 563-958 | MULT | — | — | |
| 563-959 | MULT | — | — | |
| 563-964 | GARNAVILLO | 1106 | — | Yes |
| 563-972 | WADENA | 516J | 2022-02-14 | Yes |
| 563-976 | XXXXXXXXXX | MULT | — | — |
| 563-988 | — | — | ||
| 563-999 | MUSCATINE | 4650 | — | — |
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.