MCC TELEPHONY OF MINNESOTA, LLC - MN
15 prefixes in 320 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 320-343 | CLINTON | 719F | 2003-03-01 | Yes |
| 320-350 | DANUBE | 719F | 2006-04-01 | Yes |
| 320-379 | GRANITEFLS | 719F | 2010-03-17 | Yes |
| 320-399 | IRVING | 719F | 2010-06-16 | Yes |
| 320-404 | SUNBURG | 719F | 2010-06-16 | Yes |
| 320-439 | HANCOCK | 719F | 2006-09-22 | Yes |
| 320-440 | COSMOS | 719F | 2006-05-15 | Yes |
| 320-565 | CHOKIO | 719F | 2006-09-22 | Yes |
| 320-569 | MAYNARD | 719F | 2006-09-22 | Yes |
| 320-574 | CLARA CITY | 719F | 2006-09-22 | Yes |
| 320-633 | BELGRADE | 719F | 2005-02-27 | Yes |
| 320-657 | GRACEVILLE | 719F | 2006-05-01 | Yes |
| 320-853 | MADISON | 719F | 2006-05-16 | Yes |
| 320-870 | STARBUCK | 719F | 2006-09-22 | Yes |
| 320-993 | BROOTEN | 719F | 2006-05-15 | 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.