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: GNBONCCKX2Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-860 A Greensboro NC 197D VONAGE AMERICA LLC 424      
336-860 0 Greensboro NC 197D VONAGE AMERICA LLC 424   2017-10-28   
336-968 A Winston-Salem NC 197D VONAGE AMERICA LLC 424      
336-968 0 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
336-968 1 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
336-968 2 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
336-968 4 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
336-968 5 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
336-968 6 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
336-968 7 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
336-968 8 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
336-968 9 Winston-Salem NC 197D VONAGE AMERICA LLC 424   2019-02-07   
743-208 A Burlington NC 197D VONAGE AMERICA LLC 424      
743-208 2 Burlington NC 197D VONAGE AMERICA LLC 424   2020-06-14   
743-208 7 Burlington NC 197D VONAGE AMERICA LLC 424   2020-06-14   
743-218 4 Gibsonville NC 197D VONAGE AMERICA LLC 424   2021-06-20   
743-233 3 Summerfield NC 197D VONAGE AMERICA LLC 424   2019-10-15   
743-258 6 Greensboro NC 197D VONAGE AMERICA LLC 424   2024-05-25   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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