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.

Center Line, MI

1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
586-225 A SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-225 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-225 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-225 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-225 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-225 4 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-225 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-225 6 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-225 7 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-225 8 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-225 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-261 A SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-261 0 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-261 1 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-261 2 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-261 3 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-261 4 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-261 5 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-261 6 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-261 7 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-261 8 SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340      
586-261 9 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-278 A DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-278 0 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
586-278 1 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
586-278 2 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
586-278 3 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
586-278 4 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
586-278 6 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
586-278 7 SFLDMIMKBMD  516J TON80 COMMUNICATIONS, LLC 340      
586-278 8 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-278 9 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-282 A WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 0 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 1 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 2 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 3 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 4 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 5 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 6 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 7 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 8 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-282 9 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-297 A BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-297 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-297 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-297 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-297 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-297 4 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-297 5 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-297 6 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-297 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-297 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-297 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-340 A DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-340 0 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-340 2 SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-340 7   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340      
586-340 8 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
586-340 9 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-353 A   829J PAETEC ITEL, LLC 340      
586-353 0   829J PAETEC ITEL, LLC 340      
586-353 1   829J PAETEC ITEL, LLC 340      
586-353 2   829J PAETEC ITEL, LLC 340      
586-353 3   829J PAETEC ITEL, LLC 340      
586-353 4   829J PAETEC ITEL, LLC 340      
586-353 5 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
586-353 6   829J PAETEC ITEL, LLC 340      
586-353 7   829J PAETEC ITEL, LLC 340      
586-353 8 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
586-353 9   829J PAETEC ITEL, LLC 340      
586-393 A DTRTMIBASMD  516C AT&T CORP. 340      
586-393 0 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-393 1 DTRTMIBASMD  516C AT&T CORP. 340      
586-393 3 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-393 4 WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-393 5 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
586-393 6   829J PAETEC ITEL, LLC 340      
586-393 7 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
586-393 8 SFLDMIBV3MD  508J CENTURYLINK COMMUNICATIONS, LLC 340      
586-393 9 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-427 A CNLNMIMNRPA  9323 MICHIGAN BELL TEL CO 340      
586-459 A SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
586-459 0 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
586-459 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
586-459 2 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-459 3 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-459 4 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-459 5 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
586-459 6 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-459 7 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-459 8 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-459 9 SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340      
586-467 A SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-467 0 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-467 1 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-467 2 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-467 3   460K FIRST COMMUNICATIONS, LLC 340      
586-467 4   829J PAETEC ITEL, LLC 340      
586-467 5 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      

1 2 3 4 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.