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: HRFRCT03XSX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
959-949 5 Jewett City CT 516J TON80 COMMUNICATIONS, LLC 920   2021-06-28   
959-952 0 Sharon CT 516J TON80 COMMUNICATIONS, LLC 920   2022-02-26   
959-966 A Lakeville CT 516J TON80 COMMUNICATIONS, LLC 920      
959-966 6 Lakeville CT 516J TON80 COMMUNICATIONS, LLC 920   2022-03-16   
959-995 A Willimantic CT 516J TON80 COMMUNICATIONS, LLC 920      
959-995 9 Willimantic CT 516J TON80 COMMUNICATIONS, LLC 920   2022-03-27   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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