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.

Switch: GLTNTXSHRS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
409-740 A Galveston TX 9533 SOUTHWESTERN BELL 560      
409-740 0 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-740 1 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-740 2 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-740 3 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-740 4 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-740 5 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-740 6 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-740 8 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 A Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 0 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 1 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 2 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 3 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 4 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 6 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 7 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-741 8 Galveston TX 9533 SOUTHWESTERN BELL 560      
409-744 A Galveston TX 9533 SOUTHWESTERN BELL 560      

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

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