All assignees
535 prefixes in 320 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 320-899 | PENNOCK | 965H | 2020-10-13 | Yes |
| 320-900 | CLEARWATER | 965H | 2019-09-12 | Yes |
| 320-905 | WILLMAR | 5816 | — | — |
| 320-910 | ST CLOUD | 184D | 2021-04-01 | Yes |
| 320-911 | XXXXXXXXXX | MULT | — | — |
| 320-923 | RUSH CITY | 184D | — | Yes |
| 320-933 | KIMBALL | 965H | 2020-10-13 | Yes |
| 320-942 | PINE CITY | 516J | 2022-02-17 | Yes |
| 320-946 | SACREDHERT | 965H | 2020-07-14 | Yes |
| 320-950 | — | — | ||
| 320-952 | — | — | ||
| 320-958 | — | — | ||
| 320-959 | — | — | ||
| 320-961 | OGILVIE | 145J | 2003-04-30 | Yes |
| 320-963 | MAPLE LAKE | 1414 | — | — |
| 320-964 | PINE CITY | 980E | 2003-04-30 | Yes |
| 320-965 | KENSINGTON | 1475 | — | Yes |
| 320-966 | ST MARTIN | 965H | 2020-10-13 | Yes |
| 320-967 | RAYMOND | 1123 | — | — |
| 320-968 | FOLEY | 9631 | — | Yes |
| 320-974 | ATWATER | 1123 | — | — |
| 320-976 | XXXXXXXXXX | MULT | — | — |
| 320-977 | HOLDINGFD | 965H | 2020-06-17 | Yes |
| 320-978 | PRINSBURG | 1123 | — | — |
| 320-979 | WILLMAR | 5816 | — | — |
| 320-980 | ST CLOUD | 5562 | — | Yes |
| 320-981 | GRANITEFLS | 6534 | — | Yes |
| 320-982 | MILACA | 2630 | — | Yes |
| 320-983 | MILACA | 1123 | — | Yes |
| 320-986 | HOFFMAN | 1475 | — | Yes |
| 320-987 | GREENWALD | 1430 | — | Yes |
| 320-988 | — | — | ||
| 320-993 | BROOTEN | 719F | 2006-05-15 | Yes |
| 320-995 | SVEA | 1123 | — | Yes |
| 320-999 | SANDSTONE | 145J | 2019-01-16 | 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.