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: SNAOTXWC0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-210 A San Antonio TX 473F USFON, INC. - TX 566      
210-210 0 San Antonio TX 473F USFON, INC. - TX 566   2023-03-10   
210-210 2 San Antonio TX 473F USFON, INC. - TX 566   2023-03-10   
210-210 3 San Antonio TX 473F USFON, INC. - TX 566   2023-03-10   
210-210 4 San Antonio TX 473F USFON, INC. - TX 566   2023-03-10   
210-210 5 San Antonio TX 473F USFON, INC. - TX 566   2023-03-10   
210-210 7 San Antonio TX 473F USFON, INC. - TX 566   2023-03-10   
210-210 8 San Antonio TX 473F USFON, INC. - TX 566   2023-03-10   
210-210 9 San Antonio TX 473F USFON, INC. - TX 566   2023-03-10   
210-800 A San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566      
210-800 0 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2010-11-04   
726-245 A San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566      
726-333 A San Antonio TX 473F USFON, INC. - TX 566      
726-333 3 San Antonio TX 473F USFON, INC. - TX 566   2019-02-10   
726-666 A San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566      
726-666 6 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2017-11-11   
726-726 A San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566      
726-726 2 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2023-03-27   
726-726 3 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2023-03-27   
726-726 4 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2023-03-27   
726-726 5 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2023-03-27   
726-726 6 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2023-03-27   
726-726 7 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2023-03-27   
726-726 8 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2023-03-27   
726-726 9 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2023-03-27   
726-777 A San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566      
726-777 7 San Antonio TX 139F WORLDCALL INTERCONNECT INC. 566   2017-10-23   
726-888 A San Antonio TX 473F USFON, INC. - TX 566      
726-888 8 San Antonio TX 473F USFON, INC. - TX 566   2017-10-23   
726-999 A San Antonio TX 473F USFON, INC. - TX 566      
726-999 9 San Antonio TX 473F USFON, INC. - TX 566   2017-11-20   
830-201 9 Marble Falls TX 139F WORLDCALL INTERCONNECT INC. 566   2008-09-12   
830-225 9 Johnson City TX 139F WORLDCALL INTERCONNECT INC. 566   2008-09-12   
830-392 9 Blanco TX 139F WORLDCALL INTERCONNECT INC. 566   2008-09-12   
830-494 9 Luling TX 139F WORLDCALL INTERCONNECT INC. 566   2008-09-12   
830-582 5 Nixon TX 139F WORLDCALL INTERCONNECT INC. 566   2008-09-12   
830-587 8 Smiley TX 139F WORLDCALL INTERCONNECT INC. 566   2008-09-12   
830-596 4 Granite Shoals TX 139F WORLDCALL INTERCONNECT INC. 566   2008-12-13   
830-667 A Fowlerton TX 139F WORLDCALL INTERCONNECT INC. 566      
830-825 9 Round Mountain TX 139F WORLDCALL INTERCONNECT INC. 566   2008-12-13   
830-888 A Gonzales TX 139F WORLDCALL INTERCONNECT INC. 566      
830-888 8 Gonzales TX 139F WORLDCALL INTERCONNECT INC. 566   2008-08-30   
830-967 A Waelder TX 139F WORLDCALL INTERCONNECT INC. 566      
830-967 5 Waelder TX 139F WORLDCALL INTERCONNECT INC. 566   2008-09-19   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.