863
Area code
Statusin service
Introduced1999-09-20
JurisdictionFL, US
Local dialing7D
Time zoneEastern
Last verified2026-09-17
Utilization 63.4% of assignable prefixes assigned
As of 09/17/2026
0%502 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 2001-02-06, most recent 2026-07-07.
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 | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | 78 | 15.5% |
| 02 | CENTURYLINK OF FLORIDA, INC. (UNITED) | 46 | 9.2% |
| 03 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 45 | 9% |
| 04 | NEW CINGULAR WIRELESS PCS, LLC - GA | 36 | 7.2% |
| 05 | AERIAL COMMUNICATIONS, INC. | 31 | 6.2% |
| 06 | ONVOY, LLC - FL | 25 | 5% |
| 07 | 22 | 4.4% | |
| 08 | PAETEC ITEL, LLC | 21 | 4.2% |
| 09 | METROPCS NETWORKS, LLC | 18 | 3.6% |
| 10 | METROPCS, INC. | 17 | 3.4% |
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- 1999-09-20Area code 863 entered service (created from 941).
Planning letters & orders
Primary documents| Date | Document | Subject |
|---|---|---|
| 1999-07-19 | PL-180 ↗ | Geographic Split of 941 (Florida) Numbering Plan Area (NPA); addition of 863 NPA |