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: MILWWI12XBY

<< 1 2 3 4 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
414-336 7 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2007-09-10   
414-368 1 Milwaukee Zone 4 WI 520K TDS METROCOM, LLC 356   2010-11-22   
414-375 1 Milwaukee Zone 4 WI 520K TDS METROCOM, LLC 356   2004-11-26   
414-395 4 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2010-02-22   
414-509 2 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2015-10-25   
414-600 8 Milwaukee Zone 4 WI 520K TDS METROCOM, LLC 356   2013-10-31   
414-727 A Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-727 0 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-727 1 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-727 2 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-727 3 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-727 4 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-727 5 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-727 6 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2003-11-04   
414-727 7 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2004-02-18   
414-727 8 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-727 9 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356      
414-732 2 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2004-10-08   
414-856 A Milwaukee Zone 5 WI 520K TDS METROCOM, LLC 356      
414-856 0 Milwaukee Zone 5 WI 520K TDS METROCOM, LLC 356      
414-856 1 Milwaukee Zone 5 WI 520K TDS METROCOM, LLC 356      
414-856 2 Milwaukee Zone 5 WI 520K TDS METROCOM, LLC 356      
414-856 3 Milwaukee Zone 5 WI 520K TDS METROCOM, LLC 356   2008-12-31   
414-856 9 Milwaukee Zone 5 WI 520K TDS METROCOM, LLC 356      
414-858 A Milwaukee Zone 3 WI 520K TDS METROCOM, LLC 356      
414-858 0 Milwaukee Zone 3 WI 520K TDS METROCOM, LLC 356      
414-858 1 Milwaukee Zone 3 WI 520K TDS METROCOM, LLC 356      
414-858 2 Milwaukee Zone 3 WI 520K TDS METROCOM, LLC 356      
414-858 4 Milwaukee Zone 3 WI 520K TDS METROCOM, LLC 356   2011-01-14   
414-858 5 Milwaukee Zone 3 WI 520K TDS METROCOM, LLC 356   2013-10-31   
414-858 9 Milwaukee Zone 3 WI 520K TDS METROCOM, LLC 356      
414-935 4 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2007-12-16   
414-935 5 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2009-06-22   
414-935 6 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2007-12-16   
414-982 2 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2010-11-27   
414-982 6 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2011-01-23   
414-988 1 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2012-08-31   
414-988 7 Milwaukee Zone 1 WI 520K TDS METROCOM, LLC 356   2011-03-18   
920-322 A Fond du Lac WI 520K TDS METROCOM, LLC 356      
920-322 0 Fond du Lac WI 520K TDS METROCOM, LLC 356      
920-322 1 Fond du Lac WI 520K TDS METROCOM, LLC 356      
920-322 2 Fond du Lac WI 520K TDS METROCOM, LLC 356   2010-07-12   
920-322 3 Fond du Lac WI 520K TDS METROCOM, LLC 356      
920-322 6 Fond du Lac WI 520K TDS METROCOM, LLC 356      
920-322 8 Fond du Lac WI 520K TDS METROCOM, LLC 356      
920-322 9 Fond du Lac WI 520K TDS METROCOM, LLC 356      
920-449 6 Plymouth WI 520K TDS METROCOM, LLC 356   2023-06-29   
920-679 7 Watertown WI 520K TDS METROCOM, LLC 356   2023-05-01   
920-747 1 Jefferson WI 520K TDS METROCOM, LLC 356   2023-05-01   
920-802 3 Sheboygan Falls WI 520K TDS METROCOM, LLC 356   2021-06-28   

<< 1 2 3 4 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.