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.

Sheboygan, WI

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
920-207 A MILWWI12ZMD  6274 UNITED STATES CELLULAR - WI 356      
920-208 A SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-226 A MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
920-226 0 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
920-226 1 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
920-226 2 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2013-09-07   
920-226 3 FDULWIGN0MD  3839 CHARTER FIBERLINK, LLC - WI 356   2018-05-20   
920-226 4 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2012-03-09   
920-226 5 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356   2019-06-07   
920-226 6 MILWWIAU03Z  516J TON80 COMMUNICATIONS, LLC 356   2021-09-09   
920-226 7 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356   2016-04-01   
920-226 8 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356   2016-04-01   
920-226 9 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2011-02-26   
920-254 A PEWTWICI7MD  5562 METROPCS, INC. 356      
920-254 0 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
920-254 1 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
920-254 2 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
920-254 3 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
920-254 4 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
920-254 5 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-254 6 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-254 7 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-254 8 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-254 9 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
920-287 A MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356      
920-287 0 MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356      
920-287 1 PEWTWICI7MD  5562 METROPCS, INC. 356   2006-07-16   
920-287 2 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2007-08-01   
920-287 3 FDULWIGN0MD  3839 CHARTER FIBERLINK, LLC - WI 356   2013-05-13   
920-287 4 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2007-09-03   
920-287 5 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2010-01-07   
920-287 6 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2010-02-23   
920-287 7 FDULWIGN0MD  3839 CHARTER FIBERLINK, LLC - WI 356   2007-03-05   
920-287 8 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2007-05-17   
920-287 9 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2006-01-26   
920-331 A PEWTWICI7MD  5562 METROPCS, INC. 356      
920-331 0 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-331 1 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-331 2 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-331 3 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-331 4 MILWWIAUX7Y  939H COMMIO, LLC 356   2022-08-22   
920-331 5 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-331 7 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2023-01-05   
920-331 8 MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356   2022-09-13   
920-331 9 MILWWIAUDS1  225C ONVOY, LLC - WI 356   2023-09-15   
920-334 A MILWWIAUX7Z  6692 NEW CELL DBA CELLCOM 356      
920-377 A PEWTWICI7MD  5562 METROPCS, INC. 356      
920-377 0 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-377 1 PEWTWICI7MD  5562 METROPCS, INC. 356      
920-377 2 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2023-09-01   
920-377 3 MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2020-06-12   
920-377 4 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2021-12-20   
920-377 5 MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2022-02-20   
920-377 6 PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
920-377 7 MILWWIAUX6Y  073H TELNYX LLC 356   2017-03-14   
920-377 8 MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356   2022-02-04   
920-377 9 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2024-11-22   
920-395 A SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-395 0 SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-395 1 MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2008-05-21   
920-395 2 FDULWIGN0MD  3839 CHARTER FIBERLINK, LLC - WI 356   2008-09-04   
920-395 3 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2010-08-08   
920-395 4 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2011-02-25   
920-395 5 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2010-03-08   
920-395 6 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2011-09-17   
920-395 7 MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356   2008-03-03   
920-395 8 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2014-02-08   
920-395 9 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2014-06-20   
920-451 A SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-452 A SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-453 A SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-453 0 FDULWIGN0MD  3839 CHARTER FIBERLINK, LLC - WI 356   2016-04-10   
920-453 1   145J TERRA NOVA TELECOM INC. 356   2021-01-29   
920-453 2 SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-453 3 SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-453 4 SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-453 5 SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-453 6 SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-453 7 SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-453 8 PEWTWICI7MD  5562 METROPCS, INC. 356   2011-11-21   
920-453 9 SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-457 A SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-458 A SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-459 A SHBYWI01DS0  9327 WISCONSIN BELL INC 356      
920-476 A MILXWIIXDS0  7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
920-476 0 MILXWIIXDS0  7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
920-476 1 MILWWIAUDS1  225C ONVOY, LLC - WI 356   2015-05-10   
920-476 2 PEWTWICI7MD  5562 METROPCS, INC. 356   2014-07-28   
920-476 3 PEWTWICI7MD  5562 METROPCS, INC. 356   2019-04-17   
920-476 4 MILXWIIXDS0  7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
920-476 5 MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-06-26   
920-476 6 MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356   2020-12-17   
920-476 7 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2015-04-13   
920-476 8 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2015-04-13   
920-476 9 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2017-01-02   
920-547 A MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356      
920-547 0 MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2013-01-07   
920-547 1 MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-11-15   
920-547 2 MILWWIAUDS1  225C ONVOY, LLC - WI 356   2016-03-21   
920-547 3 MILWWIAUDS1  225C ONVOY, LLC - WI 356   2016-03-21   

1 2 >>

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.