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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Switch: IJVLMD01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-215 A Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240      
240-215 0 Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240      
240-215 1 Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240      
240-215 6 Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240      
240-215 8 Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240      
240-215 9 Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240      
240-291 9 Hagerstown MD 4749 TELCOVE OPERATIONS, INC. - MD 240   2003-11-09   
240-357 9 Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240   2006-11-21   
240-436 A Buckeystown MD 4749 TELCOVE OPERATIONS, INC. - MD 240      
240-436 6 Buckeystown MD 4749 TELCOVE OPERATIONS, INC. - MD 240      
240-469 2 Hagerstown MD 4749 TELCOVE OPERATIONS, INC. - MD 240   2008-04-11   
240-566 3 Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240   2002-10-01   
240-566 4 Frederick MD 4749 TELCOVE OPERATIONS, INC. - MD 240   2002-10-01   

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

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