Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 936 [Rate centres in NPA 936] [Dial plan for NPA 936]

NXX: 357

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-357 A Navasota TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2025-03-10   
936-357 0 Navasota TX   903C ONVOY, LLC - TX 560   2025-03-11   
936-357 1 Navasota TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2025-06-18   
936-357 2 Navasota TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2025-06-18   
936-357 8 Navasota TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2025-03-10   
936-357 9 Navasota TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2025-03-10   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.