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: HGTWMD53BMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-679 2 Friendsville MD 145J TERRA NOVA TELECOM INC. 240      
240-866 A Hagerstown MD 145J TERRA NOVA TELECOM INC. 240      
240-870 4 Middletown MD 145J TERRA NOVA TELECOM INC. 240      
240-870 5 Middletown MD 145J TERRA NOVA TELECOM INC. 240      
301-378 6 Frederick MD 145J TERRA NOVA TELECOM INC. 240      
301-416 6 Myersville MD 145J TERRA NOVA TELECOM INC. 240      
301-465 3 Myersville MD 145J TERRA NOVA TELECOM INC. 240      
681-446 4 Martinsburg WV 145J TERRA NOVA TELECOM INC. 240      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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