Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 616 [Rate centres in NPA 616] [Dial plan for NPA 616]

NXX: 622

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-622 A Alto MI GDRQMIBODS0  7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 348      
616-622 0 Alto MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2004-08-27   
616-622 1 Alto MI   817J INTERACTIVE SERVICES NETWORK, INC. 348   2005-02-14   
616-622 2 Alto MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2005-12-31   
616-622 3 Alto MI GDRQMIBODS0  7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 348      
616-622 4 Alto MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-07-16   
616-622 5 Alto MI GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2006-01-12   
616-622 6 Alto MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2008-09-22   
616-622 7 Alto MI GDRPMIBL06Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 348   2009-01-26   
616-622 8 Alto MI GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2004-01-12   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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