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.

Switch: LNNGMIMN08Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-209 A Holt MI 991E BANDWIDTH.COM CLEC, LLC - MI 346      
517-209 0 Holt MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2009-07-02   
517-239 1 De Witt MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2025-01-23   
517-299 A Lansing MI 991E BANDWIDTH.COM CLEC, LLC - MI 346      
517-299 0 Lansing MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2023-03-31   
517-299 2 Lansing MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2024-09-16   
517-299 5 Lansing MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2024-12-22   
517-343 6 Albion MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2024-11-09   
517-362 0 Mason MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2024-10-31   
517-365 0 Webberville MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2024-11-09   
517-379 A Bundy Hill MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2024-10-24   
517-379 0 Bundy Hill MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2024-10-24   
517-594 0 Osseo MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2023-12-09   
517-698 9 North Adams MI 991E BANDWIDTH.COM CLEC, LLC - MI 346   2024-06-02   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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