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
414-410 2 Milwaukee Zone 4 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-410 3 Milwaukee Zone 4 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-410 4 Milwaukee Zone 4 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-410 5 Milwaukee Zone 4 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-410 6 Milwaukee Zone 4 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-410 7 Milwaukee Zone 4 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-410 8 Milwaukee Zone 4 WI WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
414-410 9 Milwaukee Zone 4 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2015-03-12   
414-412 A Milwaukee Zone 1 WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
414-413 A Milwaukee Zone 5 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2024-10-21   
414-413 0 Milwaukee Zone 5 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2024-10-21   
414-413 1 Milwaukee Zone 5 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2024-10-21   
414-413 2 Milwaukee Zone 5 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2025-01-05   
414-413 3 Milwaukee Zone 5 WI   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2025-02-17   
414-413 4 Milwaukee Zone 5 WI   225C ONVOY, LLC - WI 356   2025-03-01   
414-413 7 Milwaukee Zone 5 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2025-01-04   
414-413 8 Milwaukee Zone 5 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2024-12-14   
414-413 9 Milwaukee Zone 5 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2025-01-04   
414-414 A Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356      
414-414 0 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-28   
414-414 1 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-28   
414-414 2 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-28   
414-414 3 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-28   
414-414 4 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-27   
414-414 5 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-27   
414-414 6 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-28   
414-414 7 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-28   
414-414 8 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-28   
414-414 9 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2022-11-28   
414-415 A Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356      
414-415 0 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 1 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 2 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 3 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 4 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 5 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 6 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 7 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 8 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-415 9 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-03-07   
414-416 A Milwaukee Zone 1 WI MILWWI12ZMD  6274 UNITED STATES CELLULAR - WI 356      
414-417 A Milwaukee Zone 3 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2024-11-29   
414-417 0 Milwaukee Zone 3 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2024-11-29   
414-417 1 Milwaukee Zone 3 WI   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2025-02-24   
414-418 A Milwaukee Zone 1 WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
414-419 A Milwaukee Zone 1 WI MILWWI12ZMD  6274 UNITED STATES CELLULAR - WI 356      
414-420 A Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356      
414-420 0 Milwaukee Zone 4 WI MILWWIAUDS2  227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2019-12-31   
414-420 1 Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2020-03-02   
414-420 2 Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2019-12-10   
414-420 3 Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2019-12-10   
414-420 4 Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2019-12-10   
414-420 5 Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2019-12-10   
414-420 6 Milwaukee Zone 4 WI MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2019-10-05   
414-420 7 Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2019-05-04   
414-420 8 Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2019-05-04   
414-420 9 Milwaukee Zone 4 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2020-03-02   
414-421 A Milwaukee Zone 3 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-422 A Milwaukee Zone 3 WI MSKGWI36DSA  9327 WISCONSIN BELL INC 356      
414-422 0 Milwaukee Zone 3 WI MSKGWI36DSA  9327 WISCONSIN BELL INC 356      
414-422 1 Milwaukee Zone 3 WI MSKGWI36DSA  9327 WISCONSIN BELL INC 356      
414-422 2 Milwaukee Zone 3 WI MSKGWI36DSA  9327 WISCONSIN BELL INC 356      
414-422 3 Milwaukee Zone 3 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2015-12-15   
414-422 4 Milwaukee Zone 3 WI MSKGWI36DSA  9327 WISCONSIN BELL INC 356      
414-422 5 Milwaukee Zone 3 WI MILXWIILCMD  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2015-12-31   
414-422 6 Milwaukee Zone 3 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2019-03-11   
414-422 7 Milwaukee Zone 3 WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2020-07-06   
414-422 8 Milwaukee Zone 3 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2015-05-03   
414-422 9 Milwaukee Zone 3 WI MSKGWI36DSA  9327 WISCONSIN BELL INC 356      
414-423 A Milwaukee Zone 3 WI MILWWI10DSA  9327 WISCONSIN BELL INC 356      
414-424 A Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356      
414-424 2 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2023-01-15   
414-424 3 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2023-01-15   
414-424 4 Milwaukee Zone 1 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2023-01-15   
414-424 5 Milwaukee Zone 1 WI MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356   2023-03-02   
414-424 9 Milwaukee Zone 1 WI MILWWIAUDS2  227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2023-01-16   
414-425 A Milwaukee Zone 3 WI MILWWI25DS0  9327 WISCONSIN BELL INC 356      
414-426 A Milwaukee Zone 1 WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
414-427 A Milwaukee Zone 3 WI MILWWI25DS0  9327 WISCONSIN BELL INC 356      
414-428 A Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 0 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 1 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 2 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 3 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 4 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 5 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 6 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 7 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 8 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-428 9 Milwaukee Zone 1 WI   6274 UNITED STATES CELLULAR - WI 356   2025-04-28   
414-429 A Milwaukee Zone 1 WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
414-430 A Milwaukee Zone 1 WI MILWWI12ZMD  6274 UNITED STATES CELLULAR - WI 356      
414-431 A Milwaukee Zone 1 WI MILWWI12X8Y  829J PAETEC ITEL, LLC 356      
414-432 A Milwaukee Zone 5 WI MILWWIAUXZZ  965H FRACTEL, LLC 356      
414-432 0 Milwaukee Zone 5 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2021-10-28   
414-432 1 Milwaukee Zone 5 WI MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356   2021-10-28   
414-432 2 Milwaukee Zone 5 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-11-20   
414-432 3 Milwaukee Zone 5 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-11-20   
414-432 4 Milwaukee Zone 5 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-11-20   
414-432 5 Milwaukee Zone 5 WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-11-20   

<< 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.