North American Numbers Source-cited · ownership disclosed
Area code
432
In service
United States · since 2003

Midland

A single area code for the Permian Basin and Trans-Pecos of West Texas (Midland, Odessa). Created in the 2003 three-way split of 915.

The essentials Numbering data · NumberResearch · as of 2026-09-18
Place
Midland
Type
geographic
Status
in service
In service since
2003
Projected exhaust
2089 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 432 is

West Texas: the Permian Basin and Trans-Pecos.

Communities served wholly or partly by 432:

MidlandOdessaBig SpringFort StocktonPecosAlpineMonahans

Representative; covers roughly 20 counties. Midland and Odessa are the anchor metros.

B · Relationships

How it relates to other codes

The codes 432 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?

Split from · 2003 915 El Paso 432 was carved from the central (Permian Basin) portion of 915 on April 5, 2003.
Related · 2003 325 Abilene 325 was created in the same three-way split of 915.
What's changing. Single, non-overlaid area code. Statewide 988-driven 10-digit dialing applied by Oct 24, 2021 (code-specific date UNVERIFIED).
C · History

How 432 got here

2003-04-05
Placed in service (with 325) in a split from 915; took the Midland/Odessa/Permian Basin area.
Source: Wikipedia (Area code 432)
D · Capacity

How full it is

Prefixes assigned
376
Prefixes available
424
Thousands-blocks assigned
1,672

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

Compare 432 with another code →
Sources
Wikipedia ↗
Area code 432
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.