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: HRFRCT0342Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
860-929 5 Hartford CT 3863 CTC COMMUNICATIONS CORP. - CT 920   2014-02-07   
860-929 7 Hartford CT 3863 CTC COMMUNICATIONS CORP. - CT 920   2010-06-30   
860-971 6 Stafford Springs CT 3863 CTC COMMUNICATIONS CORP. - CT 920   2017-11-24   
860-990 6 Hartford CT 3863 CTC COMMUNICATIONS CORP. - CT 920   2011-08-29   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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