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.

Detroit Zone 3, MI

<< 1 2 3 4

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
313-733 1 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-733 2   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-733 3 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-733 4 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
313-733 5   829J PAETEC ITEL, LLC 340      
313-733 6 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
313-733 7 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-733 8 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
313-733 9 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-775 A LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 0 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 1 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 2 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 3 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 4 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 5 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 6 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 7 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 8 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-775 9 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-777 A SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 0 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 1 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 2 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 3 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 4 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 5 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 6 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 7 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 8 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-777 9 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-788 A SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340      
313-788 0 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-788 1 SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340      
313-788 2 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-788 3 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-788 4 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-788 5 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-788 6 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-788 7 SFLDMIDC0MD  4632 TELNET WORLDWIDE, INC. 340      
313-788 8 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-788 9 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-826 A SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
313-826 0 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
313-826 1 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
313-826 2 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-826 3 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
313-826 4 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-826 5 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-826 6 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
313-826 7 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
313-826 8 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-826 9 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-852 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-865 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-866 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-867 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-868 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-869 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 0 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 1 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 2 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 3 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 4 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 5   829J PAETEC ITEL, LLC 340      
313-883 6 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 7 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 8 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-883 9 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-891 A DTRTMITWDS0  9323 MICHIGAN BELL TEL CO 340      
313-892 A DTRTMITWDS0  9323 MICHIGAN BELL TEL CO 340      
313-893 A DTRTMITWDS0  9323 MICHIGAN BELL TEL CO 340      
313-956 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 A HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 0 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 1 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-957 2 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 3 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 4 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 5 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 6 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 7 HGPKMITSDS0  9323 MICHIGAN BELL TEL CO 340      
313-957 8 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-957 9 LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-985 A LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 0 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-985 1 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-985 2 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 3 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 4 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 5 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 6 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 7 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 8 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-985 9 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      

<< 1 2 3 4

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.