Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 670

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-670 A Muskegon MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 0 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 1 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 2 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 3 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 4 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 5 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 6 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 7 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-670 8 Muskegon MI   473D CMC TELECOM, INC. - MI 348   2008-03-01   
231-670 9 Muskegon MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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