Prefix 713-563 — Houston, TX
A phone number starting 713-563 was issued in the Houston rate center of TX — part of area code 713.
The assigned code holder is SOUTHWESTERN BELL, operating company number 9533, assigned May 15, 2002. The prefix is not pooled, so the full 10,000-number block sits with the code holder (subject to number portability).
A scammer can display 713-563 without ever touching TX. When in doubt, end the call and reach the company or agency through its official website; unwanted robocalls belong in the FTC's fraud report queue.
Houston is part of the Houston-Pasadena-The Woodlands, TX Metropolitan Statistical Area. For routing purposes it sits in LATA 560. Numbers here keep Central time.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 713-560 | Houston | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 713-561 | Houston | SOUTHWESTERN BELL |
| 713-562 | Houston | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 713-564 | Seabrook | ONVOY, LLC - TX |
| 713-565 | Huffman | ONVOY, LLC - TX |
| 713-566 | Houston | SOUTHWESTERN BELL |
FAQ
Where is 713-563 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 713-563 numbers?
SOUTHWESTERN BELL holds the code. Individual numbers may still be ported to other providers.
Is a call from 713-563 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.