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.

Sand Lake, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
616-347 A GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
616-347 3 GDRPMIBLX8Z  2550 123.NET, LLC 348      
616-347 6 GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
616-353 A GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348      
616-353 0 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348      
616-353 1   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
616-353 5   145J TERRA NOVA TELECOM INC. 348      
616-557 A GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
616-557 0 GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348      
616-557 1 GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348      
616-557 2 GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
616-557 3 GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
616-557 4 MSKGMIXKFMD  691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI 348      
616-557 5 GDRPMIBL15Z  516C AT&T CORP. 348      
616-557 6 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-557 7 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-557 8 TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348      
616-557 9 BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348      
616-636 A SDLKMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-636 0 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-636 1 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-636 2 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-636 3 BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348      
616-636 4 SDLKMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-636 5 SDLKMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-636 7 GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
616-636 8 SDLKMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-636 9 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.