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: 409 [Rate centres in NPA 409] [Dial plan for NPA 409]

NXX: 770

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
409-770 A Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 0 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 1 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 2 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 3 Galveston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
409-770 4 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 5 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 6 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 7 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 8 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      
409-770 9 Galveston TX GLTNTXSODS0  9533 SOUTHWESTERN BELL 560      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.