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: SNANTXCADS2

Remotes:

Switch Switch name Switch type
SNANTXBARS3  SAN ANTONIO BABCOCK  ORM 
SNANTXDIRS0  SAN ANTONIO DIAMOND  ORM 
SNANTXEDRS2  SAN ANTONIO EDISON  RSL 
SNANTXFRRS5  SAN ANTONIO FRATT  ORM 
SNANTXGERS2  SAN ANTONIO GENERAL  ORM 

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-938 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-978 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-999 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
956-473 A Laredo TX 9533 SOUTHWESTERN BELL 566      

<< 1 2

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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