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: 624

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-624 A Kalkaska MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-624 0 Kalkaska MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-624 1 Kalkaska MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-624 2 Kalkaska MI   515J IP HORIZON LLC 348      
231-624 3 Kalkaska MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-624 4 Kalkaska MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-624 5 Kalkaska MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-624 6 Kalkaska MI   145J TERRA NOVA TELECOM INC. 348      
231-624 7 Kalkaska MI GDRQMIBODS0  7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 348      
231-624 8 Kalkaska MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-624 9 Kalkaska MI TRCYMIMNVMD  116F PENINSULA FIBER NETWORK, LLC - MI 348      

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

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