North American Numbers Source-cited · ownership disclosed
Area code
945
In service
United States · since 2021

Dallas (overlay)

The newest Dallas-side overlay, added in 2021 over the 214/469/972 territory (Dallas side only — not the Fort Worth 817/682 complex).

The essentials Numbering data · NumberResearch · as of 2026-09-18
Place
Dallas (overlay)
Type
geographic
Status
in service
In service since
2021
Projected exhaust
2035 Q3

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 945 is

Dallas and the eastern Dallas-Fort Worth Metroplex (overlays 214/469/972 only).

Communities served wholly or partly by 945:

DallasFriscoAllenGrand PrairieRockwallRoyse CityWaxahachie

Representative (PUC/industry list). Per PUC/NBC it overlays only the Dallas-side 214/469/972 region, not the 817/682 Fort Worth core.

B · Relationships

How it relates to other codes

The codes 945 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 · 2021 214 Dallas 945 is an all-services overlay of the 214/469/972 region.
Overlay · 2021 469 Dallas (overlay) Co-overlay of the same region.
Overlay · 2021 972 Dallas (overlay) Co-overlay of the same region.
Related · 2021 817 Fort Worth Does NOT overlay the Fort Worth 817/682 complex — Dallas-side only.
What's changing. Active overlay (part of the 214/469/972/945 complex). Mandatory 10-digit dialing.
C · History

How 945 got here

2021-01-15
Central office code / new-number assignment began for the Dallas-side overlay.
Source: NBC DFW / Wikipedia (Area codes 214, 469, 972, and 945)
D · Capacity

How full it is

Prefixes assigned
311
Prefixes available
489
Thousands-blocks assigned
2,755

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

Compare 945 with another code →
Sources
Wikipedia ↗
Area codes 214, 469, 972, and 945
NBC DFW ↗
6th North Texas Area Code (945) Launches This Month
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.