Prefix 713-531 — Houston Suburban, TX
- Area code
- 713
- Prefix (NXX)
- 531
- Rate center
- Houston Suburban
- State
- Texas
- Time zone
- Central
- Code holder
- SOUTHWESTERN BELL
- OCN
- 9533
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2007-11-07
- LATA
- 560
Numbers in the 713-531 prefix are registered to the Houston Suburban rate center in TX, inside area code 713. The prefix is the second block of a ten-digit US number (713-531-XXXX) and pins the number to a billing locality.
The assigned code holder is SOUTHWESTERN BELL, operating company number 9533, assigned November 7, 2007. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
The rate center lies in the Houston-Pasadena-The Woodlands, TX Metropolitan Statistical Area. The serving LATA is 560. Local time follows the Central zone.
Spoofing means this prefix on your screen doesn't guarantee a Houston Suburban caller. Verify independently before trusting a request for money or data.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 713-528 | Houston | SOUTHWESTERN BELL |
| 713-529 | Houston | SOUTHWESTERN BELL |
| 713-530 | Houston | AERIAL COMMUNICATIONS, INC. |
| 713-532 | Houston | SOUTHWESTERN BELL |
| 713-533 | Houston | SOUTHWESTERN BELL |
| 713-534 | Houston | SOUTHWESTERN BELL |
FAQ
Where is 713-531 located?
The prefix is assigned to the Houston Suburban rate center in TX, area code 713. It is part of the Houston-Pasadena-The Woodlands, TX Metropolitan Statistical Area.
Which company owns 713-531 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 713-531 safe to answer?
The prefix itself says nothing about the caller. Legitimate Houston Suburban businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.