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: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

<< 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 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-373 2 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-373 3 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-373 4 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-373 5 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-373 6 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-373 7 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-373 8 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-373 9 Detroit Zone 1 MI DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-374 A Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 0 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 1 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 2 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 3 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 4 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 5 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 6 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 7 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 8 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-374 9 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-375 A Detroit Zone 6 MI TAYLMIWKDS0  9323 MICHIGAN BELL TEL CO 340      
313-375 0 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-375 1 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-375 2 Detroit Zone 6 MI TAYLMIWKDS0  9323 MICHIGAN BELL TEL CO 340      
313-375 3 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-375 4 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-375 5 Detroit Zone 6 MI   829J PAETEC ITEL, LLC 340      
313-375 6 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-375 7 Detroit Zone 6 MI TAYLMIWKDS0  9323 MICHIGAN BELL TEL CO 340      
313-375 8 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-375 9 Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-376 A Detroit Zone 5 MI SFLDMIMKDS2  6630 USA MOBILITY WIRELESS, INC. 340      
313-377 A Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-378 A Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-379 A Detroit Zone 1 MI SFLDMIDIDS2  279B CLEAR RATE COMMUNICATIONS, INC. - MI 340      
313-379 0 Detroit Zone 1 MI SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340      
313-379 1 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-379 2 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-379 3 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-379 4 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-379 5 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-379 6 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-379 7 Detroit Zone 1 MI SFLDMIDIDS2  279B CLEAR RATE COMMUNICATIONS, INC. - MI 340      
313-379 8 Detroit Zone 1 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-379 9 Detroit Zone 1 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-380 A Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-380 0 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-380 1 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-380 2 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-380 3 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-380 4 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-380 5 Detroit Zone 6 MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-380 6 Detroit Zone 6 MI SFLDMIMK3MD  197D VONAGE AMERICA LLC 340      
313-380 7 Detroit Zone 6 MI SFLDMIMK3MD  197D VONAGE AMERICA LLC 340      
313-380 8 Detroit Zone 6 MI SFLDMITOEMD  495J STRATUS NETWORKS 340      
313-380 9 Detroit Zone 6 MI SFLDMIMK5MD  939H COMMIO, LLC 340      
313-381 A Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-382 A Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-383 A Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-384 A Detroit Zone 6 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-385 A Detroit Zone 1 MI SFLDMIMK0MD  478J NUSO, LLC 340      
313-385 0 Detroit Zone 1 MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-385 1 Detroit Zone 1 MI SFLDMIMK0MD  478J NUSO, LLC 340      
313-385 2 Detroit Zone 1 MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-385 3 Detroit Zone 1 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-385 4 Detroit Zone 1 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-385 5 Detroit Zone 1 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-385 6 Detroit Zone 1 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
313-385 7 Detroit Zone 1 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
313-385 8 Detroit Zone 1 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
313-385 9 Detroit Zone 1 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
313-386 A Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-387 A Detroit Zone 5 MI DTRTMIRFDS0  9323 MICHIGAN BELL TEL CO 340      
313-388 A Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 A Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 0 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 1 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 2 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 3 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 4 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 5 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 6 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-389 7 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 8 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-389 9 Detroit Zone 6 MI LNPKMIATDS0  9323 MICHIGAN BELL TEL CO 340      
313-390 A Detroit Zone 6 MI DRBRMIFBDS1  9323 MICHIGAN BELL TEL CO 340      
313-391 A Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 0 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 1 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 2 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 3 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 4 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 5 Detroit Zone 5 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-391 6 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 7 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 8 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-391 9 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-392 A Detroit Zone 1 MI DTRTMIRVDS0  9323 MICHIGAN BELL TEL CO 340      
313-392 0 Detroit Zone 1 MI DTRTMIRVDS0  9323 MICHIGAN BELL TEL CO 340      
313-392 1 Detroit Zone 1 MI DTRTMIRVDS0  9323 MICHIGAN BELL TEL CO 340      
313-392 2 Detroit Zone 1 MI DTRTMIRVDS0  9323 MICHIGAN BELL TEL CO 340      

<< 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 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 >>

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.