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: CMLDMDCMUMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
227-203 5 Frederick MD 073H TELNYX LLC 240      
240-574 0 Friendsville MD 073H TELNYX LLC 240      
240-692 0 Grantsville MD 073H TELNYX LLC 240      
240-698 5 Myersville MD 073H TELNYX LLC 240      
240-829 0 Emmitsburg MD 073H TELNYX LLC 240      
240-835 1 Clear Spring MD 073H TELNYX LLC 240      
240-851 0 McCoole MD 073H TELNYX LLC 240      
240-866 8 Hagerstown MD 073H TELNYX LLC 240      
240-915 A New Market MD 073H TELNYX LLC 240      
240-915 0 New Market MD 073H TELNYX LLC 240      
301-936 0 Hagerstown MD 073H TELNYX LLC 240      
681-900 0 Hedgesville WV 073H TELNYX LLC 240      

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

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