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: HGTWMD53EMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
223-377 6 Warfordsburg PA 516J TON80 COMMUNICATIONS, LLC 240      
240-574 7 Friendsville MD 516J TON80 COMMUNICATIONS, LLC 240      
240-769 3 Keedysville MD 516J TON80 COMMUNICATIONS, LLC 240      
240-792 6 Frederick MD 516J TON80 COMMUNICATIONS, LLC 240      
240-809 0 Smithsburg MD 516J TON80 COMMUNICATIONS, LLC 240      
240-824 7 Frostburg MD 516J TON80 COMMUNICATIONS, LLC 240      
240-827 4 Lonaconing MD 516J TON80 COMMUNICATIONS, LLC 240      
240-834 1 Kitzmiller MD 516J TON80 COMMUNICATIONS, LLC 240      
240-835 6 Clear Spring MD 516J TON80 COMMUNICATIONS, LLC 240      
240-836 3 Mount Savage MD 516J TON80 COMMUNICATIONS, LLC 240      
240-851 6 McCoole MD 516J TON80 COMMUNICATIONS, LLC 240      
240-933 A Buckeystown MD 516J TON80 COMMUNICATIONS, LLC 240      
240-933 3 Buckeystown MD 516J TON80 COMMUNICATIONS, LLC 240      
240-934 A Middletown MD 516J TON80 COMMUNICATIONS, LLC 240      
240-934 6 Middletown MD 516J TON80 COMMUNICATIONS, LLC 240      
240-942 7 Bittinger MD 516J TON80 COMMUNICATIONS, LLC 240      
240-944 8 Westernport MD 516J TON80 COMMUNICATIONS, LLC 240      
240-995 2 Flintstone MD 516J TON80 COMMUNICATIONS, LLC 240      
681-310 7 Inwood WV 516J TON80 COMMUNICATIONS, LLC 240      
681-389 8 Martinsburg WV 516J TON80 COMMUNICATIONS, LLC 240      

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

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