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: PTARTXYUDS0

Remotes:

Switch Switch name Switch type
PTARTXPERS0  PA PERSHING  RSC 
PTARTXWORS0  PA WOODLAWN  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
409-205 A Sabine Pass TX 9533 SOUTHWESTERN BELL 562      
409-205 5 Sabine Pass TX 9533 SOUTHWESTERN BELL 562   2013-07-18   
409-971 A Sabine Pass TX 9533 SOUTHWESTERN BELL 562      
409-971 2 Sabine Pass TX 9533 SOUTHWESTERN BELL 562      
409-971 4 Sabine Pass TX 9533 SOUTHWESTERN BELL 562      
409-971 6 Sabine Pass TX 9533 SOUTHWESTERN BELL 562   2012-12-23   
409-982 A Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 A Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 1 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 2 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 3 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 4 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 5 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 6 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 7 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-983 8 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 A Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 0 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 1 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 2 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 4 Port Arthur TX 9533 SOUTHWESTERN BELL 562   2007-11-07   
409-984 5 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 6 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 7 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 8 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-984 9 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-985 A Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-989 A Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-989 0 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-989 1 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-989 3 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-989 4 Port Arthur TX 9533 SOUTHWESTERN BELL 562   2008-09-04   
409-989 5 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-989 6 Port Arthur TX 9533 SOUTHWESTERN BELL 562      
409-989 7 Port Arthur TX 9533 SOUTHWESTERN BELL 562      

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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