507
Area code
MN
United States geographic area code, in service since 1954-01-01. Part of the 507/924 overlay complex — ten-digit dialing required.
Statusin service
Introduced1954-01-01
JurisdictionMN, US
Local dialing10D
Time zoneCentral
Last verified2026-09-17
Utilization 98.4% of assignable prefixes assigned
As of 09/17/2026
0%779 of ~792 assignable NXX values (200–999 excl. N11)100%
Prefix-level assignment does not equal number-level exhaustion; thousands-block pooling extends capacity. First assignment on record 2001-01-04, most recent 2026-09-10.
Area codes serve rate-center geographies, not municipal boundaries. “MN” identifies the jurisdiction, not an exact city footprint.
Top assignees
Ranked by assigned prefixes · initial assignee ≠ current carrier| Rank | Assignee | Prefixes | Share |
|---|---|---|---|
| 01 | ONVOY, LLC - MN | 101 | 13% |
| 02 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | 76 | 9.8% |
| 03 | QWEST CORPORATION | 71 | 9.1% |
| 04 | NEW CINGULAR WIRELESS PCS, LLC - IL | 55 | 7.1% |
| 05 | MCC TELEPHONY OF MINNESOTA, LLC - MN | 52 | 6.7% |
| 06 | AERIAL COMMUNICATIONS, INC. | 44 | 5.6% |
| 07 | FRONTIER COMMUNICATIONS OF MINNESOTA, INC. | 38 | 4.9% |
| 08 | CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN | 35 | 4.5% |
| 09 | CONSOLIDATED COMMUNICATIONS OF MINNESOTA CO - MN | 20 | 2.6% |
| 10 | BANDWIDTH.COM CLEC, LLC - MN | 20 | 2.6% |
Important: these are initial assignees from NANPA CO-code records — the carrier a prefix was originally assigned to. Because of number portability, the current serving carrier of any individual number may differ.
Change history
Recorded events for this NPA- 2023-06-12 NPA 924 to Overlay NPA 507 (Minnesota)
- 1954-01-01Area code 507 entered service.
Planning letters & orders
Primary documents| Date | Document | Subject |
|---|---|---|
| 2023-06-12 | PL-616 ↗ | NPA 924 to Overlay NPA 507 (Minnesota) |