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.

Byron Center, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
616-217 A GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
616-217 0 GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2004-08-27   
616-217 1 WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2004-12-31   
616-217 2 GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2005-12-31   
616-217 3 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2019-06-07   
616-217 4 GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-07-16   
616-217 5 BRSPMI09HMD  460K FIRST COMMUNICATIONS, LLC 348   2010-07-26   
616-217 6 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2004-06-12   
616-217 7 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2004-06-12   
616-217 8 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2004-06-26   
616-217 9 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2016-08-22   
616-277 A GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
616-277 0 GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2006-01-12   
616-277 1 GDRPMIBL40Z  318J COMCAST IP PHONE, LLC 348   2006-10-08   
616-277 2 GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2008-09-17   
616-277 3 GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2009-03-07   
616-277 4 GDRPMIBL15Z  516C AT&T CORP. 348   2007-02-22   
616-277 5 GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348   2004-12-18   
616-277 6 BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2019-12-26   
616-277 7 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2011-02-25   
616-277 8 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2007-04-07   
616-277 9 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2007-04-07   
616-305 A GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-305 2 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2023-09-16   
616-345 A GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2024-02-26   
616-345 0 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2014-07-26   
616-345 1 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-01-04   
616-345 2 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-03-28   
616-345 3 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-01-04   
616-345 4 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-03-28   
616-345 5 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2015-12-14   
616-345 6 TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348   2015-09-16   
616-345 7   279B CLEAR RATE COMMUNICATIONS, INC. - MI 348   2013-11-15   
616-345 8 BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-21   
616-345 9 WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2015-10-07   
616-366 A GDRQMIBODS0  7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 348      
616-366 0 GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2003-11-03   
616-366 1 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2004-02-16   
616-366 2 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2003-06-02   
616-366 3 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2003-06-02   
616-366 4 GDRQMIBODS0  7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 348      
616-366 5 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2003-06-02   
616-366 6 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2004-02-16   
616-366 7 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2003-06-02   
616-366 8 GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2003-06-02   
616-366 9 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2013-03-19   
616-583 A BYCTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-583 0 BYCTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-583 1 BYCTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-583 2 WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2009-09-26   
616-583 3 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2012-05-26   
616-583 4 BYCTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-583 5 BYCTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-583 6 WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2018-02-27   
616-583 7 GDRPMIBLX8Z  2550 123.NET, LLC 348   2015-01-12   
616-583 8 GDRPMIBL40Z  318J COMCAST IP PHONE, LLC 348   2012-06-07   
616-583 9 BYCTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-626 A GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-626 1 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2022-12-03   
616-626 4 BRSPMI09AMD  490J DISH WIRELESS, LLC 348   2024-03-29   
616-626 5 GDRPMIBL40Z  318J COMCAST IP PHONE, LLC 348   2022-11-18   
616-626 7 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-11-15   
616-626 8 GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2024-05-18   
616-730 A GDRPMIBL52Z  829J PAETEC ITEL, LLC 348      
616-730 0 GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2007-09-14   
616-730 1 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2009-03-07   
616-730 2 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2010-02-22   
616-730 3 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2011-07-09   
616-730 4 GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2010-05-08   
616-730 6   145J TERRA NOVA TELECOM INC. 348   2021-01-19   
616-730 7 GDRPMIBL06Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 348   2007-12-10   
616-730 8 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2015-12-14   
616-730 9 GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2009-12-12   
616-878 A BYCTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.