Prefix 214-234 — Dallas, TX

NANPA CO code assignment, current as of July 28, 2026.

Area code
214
Prefix (NXX)
234
Rate center
Dallas
State
Texas
Time zone
Central
Code holder
SOUTHWESTERN BELL
OCN
9533
Pooled
Yes (thousands-block pooling)
Assigned
2001-07-23
LATA
552

Numbers in the 214-234 prefix are registered to the Dallas rate center in TX, inside area code 214. The prefix is the second block of a ten-digit US number (214-234-XXXX) and pins the number to a billing locality.

Code-holder of record: SOUTHWESTERN BELL (OCN 9533), assigned July 23, 2001. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 214-234 numbers may be served by different companies.

The rate center lies in the Dallas-Fort Worth-Arlington, TX Metropolitan Statistical Area. The serving LATA is 552. Local time follows the Central zone.

Spoofing means this prefix on your screen doesn't guarantee a Dallas caller. Verify independently before trusting a request for money or data.

Neighboring prefixes

Prefixes adjacent to 214-234
PrefixRate centerCode holder
214-231 Dallas MCIMETRO ACCESS TRANSMISSION SERVICES LLC
214-232 Grand Prairie NEW CINGULAR WIRELESS PCS, LLC - IL
214-233 Dallas Fort Worth Airport LEVEL 3 COMMUNICATIONS, LLC - TX
214-235 Grand Prairie TWC IP ENABLED SERVICES, LLC
214-236 Grand Prairie NEW CINGULAR WIRELESS PCS, LLC - IL
214-237 Dallas MCIMETRO ACCESS TRANSMISSION SERVICES LLC

FAQ

Where is 214-234 located?

The prefix is assigned to the Dallas rate center in TX, area code 214. It is part of the Dallas-Fort Worth-Arlington, TX Metropolitan Statistical Area.

Which company owns 214-234 numbers?

SOUTHWESTERN BELL holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.

Is a call from 214-234 safe to answer?

The prefix itself says nothing about the caller. Legitimate Dallas businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.