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: BLTMMDCH45Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-837 7 Port Deposit MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-03-08   
667-837 8 Port Deposit MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-03-08   
667-842 0 Woodlawn MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-09-13   
667-842 1 Woodlawn MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-04-09   
667-866 8 Darlington MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-05-31   
667-877 0 Pikesville MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-11-19   
667-877 1 Pikesville MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-11-19   
667-877 9 Pikesville MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-11-19   
667-899 5 Baltimore MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-11-08   
667-899 6 Baltimore MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-11-08   
667-900 8 Baltimore MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-09-28   
667-900 9 Baltimore MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-09-28   
667-925 0 Bel Air MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-09-16   
667-925 1 Bel Air MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-09-16   
667-966 2 New Windsor MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-04   
667-966 5 New Windsor MD 071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-02-25   

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

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