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Center Line, MI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
586-576 8   9323 MICHIGAN BELL TEL CO 340      
586-576 9   543C ONVOY, LLCV - MI 340   2014-09-30   
586-578 A WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-578 0   9323 MICHIGAN BELL TEL CO 340      
586-578 1   9323 MICHIGAN BELL TEL CO 340      
586-578 2   9323 MICHIGAN BELL TEL CO 340      
586-578 3   9323 MICHIGAN BELL TEL CO 340      
586-578 4   9323 MICHIGAN BELL TEL CO 340      
586-578 5   9323 MICHIGAN BELL TEL CO 340      
586-578 6   9323 MICHIGAN BELL TEL CO 340      
586-578 7   9323 MICHIGAN BELL TEL CO 340      
586-578 8   9323 MICHIGAN BELL TEL CO 340      
586-578 9   318J COMCAST IP PHONE, LLC 340   2014-12-19   
586-582 A WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-582 0   9323 MICHIGAN BELL TEL CO 340      
586-582 1   9323 MICHIGAN BELL TEL CO 340      
586-582 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2014-10-24   
586-582 3   9323 MICHIGAN BELL TEL CO 340      
586-582 4   9323 MICHIGAN BELL TEL CO 340      
586-582 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-06-02   
586-582 6   9323 MICHIGAN BELL TEL CO 340      
586-582 7   9323 MICHIGAN BELL TEL CO 340      
586-582 8   9323 MICHIGAN BELL TEL CO 340      
586-582 9   9323 MICHIGAN BELL TEL CO 340      
586-600 A SFLDMIMK8MD  965H FRACTEL, LLC 340      
586-600 0   965H FRACTEL, LLC 340   2020-02-14   
586-600 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2020-03-10   
586-600 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2020-03-24   
586-600 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2020-03-24   
586-600 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2020-03-24   
586-600 5   543C ONVOY, LLCV - MI 340   2021-01-07   
586-600 6   965H FRACTEL, LLC 340   2020-02-14   
586-600 7   543C ONVOY, LLCV - MI 340   2020-07-07   
586-600 8   543C ONVOY, LLCV - MI 340   2020-07-07   
586-600 9   543C ONVOY, LLCV - MI 340   2021-01-07   
586-619 A FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
586-619 0   829J PAETEC ITEL, LLC 340      
586-619 1   543C ONVOY, LLCV - MI 340   2021-01-07   
586-619 2   829J PAETEC ITEL, LLC 340      
586-619 3   9714 GRID 4 COMMUNICATIONS, INC. - MI 340   2006-09-21   
586-619 4   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2020-12-18   
586-619 5   829J PAETEC ITEL, LLC 340      
586-619 6   829J PAETEC ITEL, LLC 340      
586-619 7   318J COMCAST IP PHONE, LLC 340   2006-06-22   
586-619 8   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2020-05-28   
586-619 9   318J COMCAST IP PHONE, LLC 340   2006-06-22   
586-751 A WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-753 A WRRNMITLDS0  9323 MICHIGAN BELL TEL CO 340      
586-753 0   9323 MICHIGAN BELL TEL CO 340      
586-753 1   9323 MICHIGAN BELL TEL CO 340      
586-753 2   9323 MICHIGAN BELL TEL CO 340      
586-753 3   9323 MICHIGAN BELL TEL CO 340      
586-753 4   9323 MICHIGAN BELL TEL CO 340      
586-753 5   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2014-07-13   
586-753 6   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2014-07-13   
586-753 7   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2014-07-13   
586-753 8   9323 MICHIGAN BELL TEL CO 340      
586-753 9   9323 MICHIGAN BELL TEL CO 340      
586-754 A CNLNMIMNRPA  9323 MICHIGAN BELL TEL CO 340      
586-755 A CNLNMIMNRPA  9323 MICHIGAN BELL TEL CO 340      
586-756 A CNLNMIMNRPA  9323 MICHIGAN BELL TEL CO 340      
586-757 A CNLNMIMNRPA  9323 MICHIGAN BELL TEL CO 340      
586-758 A CNLNMIMNRPA  9323 MICHIGAN BELL TEL CO 340      
586-758 0   9323 MICHIGAN BELL TEL CO 340      
586-758 1   9323 MICHIGAN BELL TEL CO 340      
586-758 2   9323 MICHIGAN BELL TEL CO 340      
586-758 3   9323 MICHIGAN BELL TEL CO 340      
586-758 4   9323 MICHIGAN BELL TEL CO 340      
586-758 5   9323 MICHIGAN BELL TEL CO 340      
586-758 6   9323 MICHIGAN BELL TEL CO 340      
586-758 7   9323 MICHIGAN BELL TEL CO 340      
586-758 8   9323 MICHIGAN BELL TEL CO 340      
586-758 9   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2014-07-13   
586-759 A CNLNMIMNRPA  9323 MICHIGAN BELL TEL CO 340      
586-782 A SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-782 0   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
586-782 1   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
586-782 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2014-10-24   
586-782 3   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-12-22   
586-782 4   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2003-01-12   
586-782 5   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-12-22   
586-782 6   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-12-22   
586-782 7   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-11-22   
586-782 8   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-12-22   
586-782 9   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-806 A SFLDMITOJMD  961J WOW! INTERNET, CABLE AND PHONE 340      
586-806 0   961J WOW! INTERNET, CABLE AND PHONE 340      
586-806 1   961J WOW! INTERNET, CABLE AND PHONE 340      
586-806 2   961J WOW! INTERNET, CABLE AND PHONE 340      
586-806 3   961J WOW! INTERNET, CABLE AND PHONE 340      
586-806 4   961J WOW! INTERNET, CABLE AND PHONE 340      
586-806 5   318J COMCAST IP PHONE, LLC 340   2007-02-05   
586-806 6   318J COMCAST IP PHONE, LLC 340   2007-02-05   
586-806 7   543C ONVOY, LLCV - MI 340   2012-04-08   
586-806 8   829J PAETEC ITEL, LLC 340   2007-12-11   
586-806 9   991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
586-834 A SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-834 0   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
586-834 1   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-834 2   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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