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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
262-285 5 Belgium WI 793K TWC IP ENABLED SERVICES, LLC 356   2010-12-03   
262-447 2 Waubeka WI 793K TWC IP ENABLED SERVICES, LLC 356   2006-12-06   
262-476 5 Belgium WI 793K TWC IP ENABLED SERVICES, LLC 356   2006-12-06   
920-270 1 Eden WI 793K TWC IP ENABLED SERVICES, LLC 356   2025-09-14   
920-400 1 Plymouth WI 793K TWC IP ENABLED SERVICES, LLC 356   2010-12-03   
920-443 3 Reedsville WI 793K TWC IP ENABLED SERVICES, LLC 356   2007-06-20   
920-447 3 Random Lake WI 793K TWC IP ENABLED SERVICES, LLC 356   2010-12-03   
920-449 5 Plymouth WI 793K TWC IP ENABLED SERVICES, LLC 356   2005-08-15   
920-464 2 Chilton WI 793K TWC IP ENABLED SERVICES, LLC 356   2026-06-07   
920-523 6 Cascade WI 793K TWC IP ENABLED SERVICES, LLC 356   2007-03-27   
920-526 8 Greenbush WI 793K TWC IP ENABLED SERVICES, LLC 356   2007-08-03   
920-552 5 Oostburg WI 793K TWC IP ENABLED SERVICES, LLC 356   2010-12-03   
920-564 5 Oostburg WI 793K TWC IP ENABLED SERVICES, LLC 356   2005-10-21   
920-607 7 Campbellsport WI 793K TWC IP ENABLED SERVICES, LLC 356   2025-09-14   
920-668 5 Cedar Grove WI 793K TWC IP ENABLED SERVICES, LLC 356   2006-12-06   
920-668 7 Cedar Grove WI 793K TWC IP ENABLED SERVICES, LLC 356   2010-12-03   
920-999 1 St Cloud WI 793K TWC IP ENABLED SERVICES, LLC 356   2025-09-14   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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