Prefix 713-399 — Houston, TX
Numbers in the 713-399 prefix are registered to the Houston rate center in TX, inside area code 713. The prefix is the second block of a ten-digit US number (713-399-XXXX) and pins the number to a billing locality.
Code-holder of record: ONVOY SPECTRUM, LLC (OCN 624H), assigned May 4, 2022. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 713-399 numbers may be served by different companies.
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 caller. Verify independently before trusting a request for money or data.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 713-396 | Houston | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
| 713-397 | Houston | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 713-398 | Houston | METROPCS, INC. |
| 713-400 | Houston | ONVOY, LLC - TX |
| 713-401 | Houston | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
| 713-402 | Houston | SOUTHWESTERN BELL |
FAQ
Where is 713-399 located?
The prefix is assigned to the Houston rate center in TX, area code 713. It is part of the Houston-Pasadena-The Woodlands, TX Metropolitan Statistical Area.
Which company owns 713-399 numbers?
ONVOY SPECTRUM, LLC 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 713-399 safe to answer?
The prefix itself says nothing about the caller. Legitimate Houston businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.