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.
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OCN: 202H VOXBEAM TELECOMMUNICATIONS INC. - MD

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
240-666 A Nanjemoy MD   236      
240-666 6 Nanjemoy MD   236   2015-08-23   
667-222 4 Armiger-Gibson Island MD   238   2016-05-01   
667-666 A West River MD   238      
667-666 6 West River MD   238   2016-06-02   
667-777 8 Severna Park MD   238   2016-05-01   
667-888 A Baltimore MD   238      
667-888 8 Baltimore MD   238   2014-09-26   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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