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.

NPA: 414 [Rate centres in NPA 414] [Dial plan for NPA 414]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
414-304 A Milwaukee Zone 5 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-304 0 Milwaukee Zone 5 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-304 1 Milwaukee Zone 5 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-304 2 Milwaukee Zone 5 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-304 3 Milwaukee Zone 5 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-304 4 Milwaukee Zone 5 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2006-04-24   
414-304 5 Milwaukee Zone 5 WI MILWWI45X2X  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356   2006-05-26   
414-304 6 Milwaukee Zone 5 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-304 7 Milwaukee Zone 5 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-304 8 Milwaukee Zone 5 WI MILWWI45X2X  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356   2004-11-01   
414-304 9 Milwaukee Zone 5 WI PEWTWICI7MD  5562 METROPCS, INC. 356   2014-12-19   
414-305 A Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356      
414-306 A Milwaukee Zone 3 WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
414-306 0 Milwaukee Zone 3 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2007-07-06   
414-306 1 Milwaukee Zone 3 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2007-09-28   
414-306 2 Milwaukee Zone 3 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2007-12-21   
414-306 3 Milwaukee Zone 3 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2008-02-20   
414-306 4 Milwaukee Zone 3 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2008-02-20   
414-306 5 Milwaukee Zone 3 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2008-02-20   
414-306 6 Milwaukee Zone 3 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2008-05-13   
414-306 7 Milwaukee Zone 3 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2008-05-15   
414-306 8 Milwaukee Zone 3 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2008-05-22   
414-306 9 Milwaukee Zone 3 WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356   2006-04-21   
414-307 A Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356      
414-307 0 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2023-08-03   
414-307 1 Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2022-04-28   
414-307 2 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2023-08-03   
414-307 3 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2023-08-03   
414-307 4 Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2022-04-28   
414-307 5 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-05-14   
414-307 6 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-05-14   
414-307 7 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-05-05   
414-307 8 Milwaukee Zone 1 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2022-06-13   
414-307 9 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-08-06   
414-308 A Milwaukee Zone 1 WI MILWWI12X8Y  829J PAETEC ITEL, LLC 356      
414-308 0 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-09-20   
414-308 1 Milwaukee Zone 1 WI MILWWI12X8Y  829J PAETEC ITEL, LLC 356   2009-02-13   
414-308 2 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-09-20   
414-308 3 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-09-20   
414-308 4 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-10-20   
414-308 5 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-10-20   
414-308 6 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-10-19   
414-308 7 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-10-19   
414-308 8 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-11-09   
414-308 9 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2009-11-09   
414-309 A Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356      
414-309 0 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 1 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 2 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 3 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 4 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 5 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 6 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 7 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 8 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-309 9 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-03-21   
414-310 A Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356      
414-310 0 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-10-09   
414-310 1 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-10-09   
414-310 2 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-10-09   
414-310 3 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-10-09   
414-310 4 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-10-09   
414-310 5 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-10-09   
414-310 6 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-10-09   
414-310 7 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2017-10-09   
414-310 8 Milwaukee Zone 1 WI MILWWI12XFX  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356   2018-07-06   
414-310 9 Milwaukee Zone 1 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2018-08-24   
414-312 A Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356      
414-312 0 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2007-07-30   
414-312 1 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2007-07-30   
414-312 2 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2007-07-30   
414-312 3 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2007-07-30   
414-312 4 Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2005-12-31   
414-312 5 Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2007-07-27   
414-312 6 Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2007-07-27   
414-312 7 Milwaukee Zone 1 WI MILWWI12XFX  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356   2007-08-31   
414-312 8 Milwaukee Zone 1 WI MILWWI12XFX  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356   2007-08-31   
414-312 9 Milwaukee Zone 1 WI MILXWIIXDS0  7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2007-09-20   
414-313 A Milwaukee Zone 1 WI MILWWI12ZMD  6274 UNITED STATES CELLULAR - WI 356      
414-314 A Milwaukee Zone 1 WI MILWWI13X3X  6630 USA MOBILITY WIRELESS, INC. 356      
414-315 A Milwaukee Zone 1 WI MILWWI12ZMD  6274 UNITED STATES CELLULAR - WI 356      
414-316 A Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356      
414-316 0 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2012-11-04   
414-316 1 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2012-11-04   
414-316 2 Milwaukee Zone 1 WI NWBLWICYGT1  7804 TDS METROCOM, INC. - WI 356   2013-01-21   
414-316 3 Milwaukee Zone 1 WI NWBLWICYGT1  7804 TDS METROCOM, INC. - WI 356   2013-01-21   
414-316 4 Milwaukee Zone 1 WI NWBLWICYGT1  7804 TDS METROCOM, INC. - WI 356   2013-10-31   
414-316 5 Milwaukee Zone 1 WI NWBLWICYGT1  7804 TDS METROCOM, INC. - WI 356   2013-10-31   
414-316 6 Milwaukee Zone 1 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2013-10-31   
414-316 7 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2013-04-12   
414-316 8 Milwaukee Zone 1 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2013-04-12   
414-316 9 Milwaukee Zone 1 WI MILWWI12XFX  623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356   2015-07-31   
414-317 A Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356      
414-317 0 Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2022-03-06   
414-317 1 Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2022-03-06   
414-317 2 Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2022-03-06   
414-317 3 Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2022-03-06   
414-317 4 Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2022-03-06   
414-317 5 Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2022-03-06   
414-317 6 Milwaukee Zone 1 WI PEWTWICI7MD  6529 T-MOBILE USA, INC. 356   2022-03-06   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 >>

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.