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: 318 [Rate centres in NPA 318] [Dial plan for NPA 318]

NXX: 738

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-738 A Monroe LA SHPTLA12X2Z  6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486      
318-738 0 Monroe LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486   2018-11-26   
318-738 1 Monroe LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486   2018-11-26   
318-738 2 Monroe LA   749E ONVOY, LLC - LA 486   2024-08-16   
318-738 3 Monroe LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486   2018-11-26   
318-738 4 Monroe LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486   2018-11-26   
318-738 5 Monroe LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486   2020-08-18   
318-738 6 Monroe LA   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 486   2020-09-18   
318-738 7 Monroe LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486   2020-05-20   
318-738 8 Monroe LA   318J COMCAST IP PHONE, LLC 486   2021-01-20   
318-738 9 Monroe LA   318J COMCAST IP PHONE, LLC 486   2021-01-20   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.