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: HRFRCT03CMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
475-237 9 Danbury CT 197D VONAGE AMERICA LLC 920      
475-277 5 Wilton CT 197D VONAGE AMERICA LLC 920      
475-300 A New Haven CT 197D VONAGE AMERICA LLC 920      
475-300 0 New Haven CT 197D VONAGE AMERICA LLC 920      
475-348 5 Danbury CT 197D VONAGE AMERICA LLC 920      
475-356 5 Bridgeport CT 197D VONAGE AMERICA LLC 920      
475-359 5 Stamford CT 197D VONAGE AMERICA LLC 920      
475-472 1 Wilton CT 197D VONAGE AMERICA LLC 920      
475-755 3 Norwalk CT 197D VONAGE AMERICA LLC 920      
475-755 4 Norwalk CT 197D VONAGE AMERICA LLC 920      
475-888 4 Fairfield CT 197D VONAGE AMERICA LLC 920      
475-977 2 Stamford CT 197D VONAGE AMERICA LLC 920      
860-735 2 Simsbury CT 197D VONAGE AMERICA LLC 920      
959-206 A Hartford CT 197D VONAGE AMERICA LLC 920      
959-206 0 Hartford CT 197D VONAGE AMERICA LLC 920      
959-206 2 Hartford CT 197D VONAGE AMERICA LLC 920      
959-206 9 Hartford CT 197D VONAGE AMERICA LLC 920      

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

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