FL
United States geographic area code, in service since 1947-01-01. Part of the 305/645/786 overlay complex — ten-digit dialing required.
Created 407. Created 954. Created 786. Created 645. Overlaid with 645, 786 .
Prefix-level assignment does not equal number-level exhaustion; thousands-block pooling extends capacity. First assignment on record 2001-01-02, most recent 2026-03-31.
Area codes serve rate-center geographies, not municipal boundaries. “FL” 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 SOUTHERN BELL TEL & TEL | 363 | 45.5% |
| 02 | NEW CINGULAR WIRELESS PCS, LLC - GA | 92 | 11.5% |
| 03 | METROPCS, INC. | 49 | 6.1% |
| 04 | OMNIPOINT MIAMI E LICENSE, LLC | 43 | 5.4% |
| 05 | SPOK, INC. | 42 | 5.3% |
| 06 | ABC PAGING CITY BEEPERS, INC. | 38 | 4.8% |
| 07 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - FL | 36 | 4.5% |
| 08 | PAETEC ITEL, LLC | 17 | 2.1% |
| 09 | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | 16 | 2% |
| 10 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 15 | 1.9% |
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- 2022-04-14 NPA 645 to Overlay NPA 305/786 (Florida)
- 2014-08-29 Expansion of the Concentrated NPA 786 Overlay with NPA 305 (Florida)
- 1947-01-01Area code 305 entered service.
Planning letters & orders
Primary documents| Date | Document | Subject |
|---|---|---|
| 2022-04-14 | PL-588 ↗ | NPA 645 to Overlay NPA 305/786 (Florida) |
| 2014-08-29 | PL-468 ↗ | Expansion of the Concentrated NPA 786 Overlay with NPA 305 (Florida) |
| 2001-07-12 | PL-287 ↗ | Permissive Seven or Ten Digit Dialing 305 NPA (Keys Area) |