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: HRFRCT03JMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
860-315 9 Putnam CT 466E IDT AMERICA, CORP. - CT 920   2009-11-20   
860-317 1 Plainfield CT 466E IDT AMERICA, CORP. - CT 920   2009-07-13   
860-390 8 Lyme CT 466E IDT AMERICA, CORP. - CT 920   2018-01-07   
860-400 8 Ledyard CT 466E IDT AMERICA, CORP. - CT 920   2018-01-07   
860-412 9 Danielson CT 466E IDT AMERICA, CORP. - CT 920   2009-10-18   
860-451 8 Niantic CT 466E IDT AMERICA, CORP. - CT 920   2008-12-11   
860-546 5 Canterbury CT 466E IDT AMERICA, CORP. - CT 920   2018-01-07   
860-574 9 New London CT 466E IDT AMERICA, CORP. - CT 920   2010-07-11   
860-591 1 Jewett City CT 466E IDT AMERICA, CORP. - CT 920   2009-09-10   
860-603 8 Colchester CT 466E IDT AMERICA, CORP. - CT 920   2018-01-07   
860-650 8 Pawcatuck CT 466E IDT AMERICA, CORP. - CT 920   2018-01-07   
860-772 A New London CT 466E IDT AMERICA, CORP. - CT 920      
860-772 2 New London CT 466E IDT AMERICA, CORP. - CT 920   2008-12-06   
860-809 8 Lebanon CT 466E IDT AMERICA, CORP. - CT 920   2018-01-07   
860-850 3 Niantic CT 466E IDT AMERICA, CORP. - CT 920   2019-06-15   
860-891 0 Moodus CT 466E IDT AMERICA, CORP. - CT 920   2018-01-07   
860-892 8 Norwich CT 466E IDT AMERICA, CORP. - CT 920   2008-12-11   
860-980 8 Mystic CT 466E IDT AMERICA, CORP. - CT 920   2018-01-07   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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