North American Numbers Source-cited · ownership disclosed
Area code
656
In service
United States · since 2022

Tampa (overlay)

Area code 656 is an all-services overlay of 813 serving the Tampa area (Hillsborough County, Oldsmar in Pinellas, and central/southeastern Pasco). It began service February 22, 2022.

The essentials Numbering data · NumberResearch · as of 2026-09-18
Place
Tampa (overlay)
Type
geographic
Status
in service
In service since
2022
Projected exhaust
2055 Q1

Status, dates and counts are read from NumberResearch (NANPA / CNAC / FCC records). Assignment records show initial assignees, not the carrier serving a number today.

A · Where it is

Where 656 is

Tampa Bay / Hillsborough County.

Communities served wholly or partly by 656:

TampaZephyrhillsOldsmar

Same footprint as 813.

B · Relationships

How it relates to other codes

The codes 656 was split from, spawned, or shares its area with. A split divides the map and changes some numbers; an overlay shares the same ground and changes none — what's the difference?

Overlay · 2022 813 Tampa All-services overlay of 813, in service Feb 22, 2022.
What's changing. Active all-services overlay of 813 in the Tampa/Hillsborough region; requires ten-digit dialing.
C · History

How 656 got here

2020-03-31
Florida PSC approved the all-services overlay plan.
Source: Wikipedia: Area code 656
2022-02-22
Area code 656 activated for service, after all available 813 prefixes had been assigned.
Source: Wikipedia: Area code 656
D · Capacity

How full it is

Prefixes assigned
112
Prefixes available
688
Thousands-blocks assigned
924

Prefix-assignment counts describe allocation to carriers, not how many individual numbers are in use. Full technical records: NumberResearch ↗.

Compare 656 with another code →
Sources
Wikipedia ↗
Area code 656
NumberResearch.org ↗
Live status, dates, assignment counts and exhaust forecast — data as of 2026-09-18 (CC BY 4.0).

Place, relationships and history above are compiled by North American Numbers from the sources listed and last checked 2026-09-18. A check date is not an expert review — see how this is made. Flag an error.