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.

NPA: 616 [Rate centres in NPA 616] [Dial plan for NPA 616]

NXX: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-523 A Ionia MI IONIMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-523 0 Ionia MI GDRPMIBLX8Z  2550 123.NET, LLC 348      
616-523 1 Ionia MI IONIMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-523 2 Ionia MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
616-523 3 Ionia MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-523 4 Ionia MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
616-523 5 Ionia MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
616-523 6 Ionia MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
616-523 7 Ionia MI   145J TERRA NOVA TELECOM INC. 348      
616-523 8 Ionia MI   829J PAETEC ITEL, LLC 348      
616-523 9 Ionia MI IONIMIMNRSA  9323 MICHIGAN BELL TEL CO 348      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.