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: SNANTXCA14Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-265 8 San Antonio TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566   2005-01-03   
210-488 A San Antonio TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566      
210-488 9 San Antonio TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566   2002-06-17   
210-633 8 San Antonio TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566   2005-07-04   
830-214 8 New Braunfels TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566   2004-01-03   
830-463 8 Seguin EMS TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566   2003-10-27   
830-549 8 Seguin TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566   2004-01-03   
830-632 8 New Braunfels EMS TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566   2003-10-27   
956-857 A Laredo TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566      
956-857 0 Laredo TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566      
956-857 6 Laredo TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566      
956-857 9 Laredo TX 4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 566      

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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