662
Area code
MS
United States geographic area code, in service since 1999-04-19. Part of the 471/662 overlay complex — ten-digit dialing required.
Statusin service
Introduced1999-04-19
JurisdictionMS, US
Local dialing10D
Time zoneCentral
Last verified2026-09-17
Utilization 97.5% of assignable prefixes assigned
As of 09/17/2026
0%772 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 2001-01-09, most recent 2026-09-04.
Area codes serve rate-center geographies, not municipal boundaries. “MS” identifies the jurisdiction, not an exact city footprint.
Top assignees
Ranked by assigned prefixes · initial assignee ≠ current carrier| Rank | Assignee | Prefixes | Share |
|---|---|---|---|
| 01 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 194 | 25.1% |
| 02 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 91 | 11.8% |
| 03 | NEW CINGULAR WIRELESS PCS, LLC - GA | 73 | 9.5% |
| 04 | LEVEL 3 COMMUNICATIONS, LLC - MS | 67 | 8.7% |
| 05 | TELEPAK NETWORKS, INC. - MS | 56 | 7.3% |
| 06 | BANDWIDTH.COM CLEC, LLC - MS | 45 | 5.8% |
| 07 | CELLULAR SOUTH, INC. | 40 | 5.2% |
| 08 | ONVOY, LLC - MS | 34 | 4.4% |
| 09 | POWERTEL MEMPHIS LICENSES, INC. | 32 | 4.1% |
| 10 | PAETEC ITEL, LLC | 17 | 2.2% |
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- 2024-08-19 NPA 471 to Overlay NPA 662 (Mississippi)
- 1999-04-19Area code 662 entered service (created from 601).
Planning letters & orders
Primary documents| Date | Document | Subject |
|---|---|---|
| 2021-01-08 | PL-556 ↗ | Transition to 10-digit dialing (for 988 as 3-digit access to National Suicide Prevention Lifeline) – supersedes PL-544 |
| 2020-08-17 | PL-544 ↗ | Transition to 10-digit dialing (for 988 as 3-digit access to National Suicide Prevention Hotline |
| 1999-03-04 | PL-166 ↗ | Geographic Split of 601 (Mississippi) Numbering Plan Area (NPA) |