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: FRDRMDLH7MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-347 6 Hagerstown MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-04-10   
240-347 7 Hagerstown MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-04-10   
240-347 8 Hagerstown MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-04-10   
240-347 9 Hagerstown MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-04-10   
240-356 5 Myersville MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-16   
240-356 6 Myersville MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-16   
240-385 3 Myersville MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-16   
240-415 A Frederick MD 281E YMAX COMMUNICATIONS CORP. - MD 240      
240-415 0 Frederick MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-01-30   
240-415 1 Frederick MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-01-30   
240-415 2 Frederick MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-01-30   
240-415 3 Frederick MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-01-30   
240-415 4 Frederick MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-01-30   
240-442 3 Oakland MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-16   
240-442 6 Oakland MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-16   
240-469 3 Hagerstown MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-13   
240-920 3 Cumberland MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-13   
240-920 5 Cumberland MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-13   
240-979 3 Cumberland MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-13   
240-979 5 Cumberland MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-13   
301-533 8 Oakland MD 281E YMAX COMMUNICATIONS CORP. - MD 240   2009-03-16   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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