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: SNANTXCA88Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
726-268 A San Antonio TX 516J TON80 COMMUNICATIONS, LLC 566      
726-567 A San Antonio TX 516J TON80 COMMUNICATIONS, LLC 566      
726-582 A San Antonio TX 516J TON80 COMMUNICATIONS, LLC 566      
726-822 A San Antonio TX 516J TON80 COMMUNICATIONS, LLC 566      
726-842 A San Antonio TX 516J TON80 COMMUNICATIONS, LLC 566      
830-526 A Sisterdale TX 516J TON80 COMMUNICATIONS, LLC 566      
830-546 A Rocky Creek TX 516J TON80 COMMUNICATIONS, LLC 566      
830-568 A Kingsbury TX 516J TON80 COMMUNICATIONS, LLC 566      
830-633 A Utopia TX 516J TON80 COMMUNICATIONS, LLC 566      
830-744 A D'Hanis TX 516J TON80 COMMUNICATIONS, LLC 566      
830-782 A Stonewall TX 516J TON80 COMMUNICATIONS, LLC 566      
830-886 A Vinegarroon TX 516J TON80 COMMUNICATIONS, LLC 566      
830-942 A Harper TX 516J TON80 COMMUNICATIONS, LLC 566      
956-937 A Laredo TX 516J TON80 COMMUNICATIONS, LLC 566      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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