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.

Mukwonago, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
262-363 A MKWNWIXARS0  0922 BRIGHTSPEED OF WESTERN WISCONSIN, LLC 356      
262-368 A WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
262-368 0 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
262-368 1 MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356      
262-368 2 WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
262-368 3 MILWWI12XFX  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356      
262-368 4 BRFDWIJZDS0  7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
262-368 5 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356      
262-368 6 MILWWIAUDS1  225C ONVOY, LLC - WI 356      
262-368 7 MILWWI45XBX  508J CENTURYLINK COMMUNICATIONS, LLC 356      
262-368 9   624H ONVOY SPECTRUM, LLC 356      
262-378 A MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
262-378 0 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
262-378 1 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
262-378 2 MILWWIAU03Z  516J TON80 COMMUNICATIONS, LLC 356      
262-378 3 MILWWI12XFX  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356      
262-378 4 MILWWI12XFX  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356      
262-378 5 MILWWI12XFX  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356      
262-378 6 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
262-378 7 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
262-378 8 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
262-378 9 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.