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: PHLAPAFGBMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
267-845 A Philadelphia Zone 4 PA 197D VONAGE AMERICA LLC 228      
267-866 A Philadelphia Zone 1 PA 197D VONAGE AMERICA LLC 228      
302-473 A Wilmington DE 197D VONAGE AMERICA LLC 228      
302-486 A Newark DE 197D VONAGE AMERICA LLC 228      
445-203 A Philadelphia Suburban Zone 32 PA 197D VONAGE AMERICA LLC 228      
445-217 A Philadelphia Suburban Zone 38 PA 197D VONAGE AMERICA LLC 228      
445-256 A Philadelphia Zone 2 PA 197D VONAGE AMERICA LLC 228      
484-815 A West Chester PA 197D VONAGE AMERICA LLC 228      
610-773 A Philadelphia Suburban Zone 10 PA 197D VONAGE AMERICA LLC 228      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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