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.

NPA: 252 [Rate centres in NPA 252] [Dial plan for NPA 252]

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
252-666 A Knotts Island NC NRFLVAJY9MD  145J TERRA NOVA TELECOM INC. 252      
252-666 0 Knotts Island NC NRFLVAJY4MD  073H TELNYX LLC 252   2019-08-16   
252-666 1 Knotts Island NC NRFLVAJYDS0  350F PEERLESS NETWORK OF NORTH CAROLINA, LLC - NC 252   2019-09-13   
252-666 2 Knotts Island NC NRFLVABSXTY  638E ONVOY, LLC - NC 252   2020-03-30   
252-666 3 Knotts Island NC NRFLVABSXTY  638E ONVOY, LLC - NC 252   2020-03-30   
252-666 4 Knotts Island NC NRFLVABSXTY  638E ONVOY, LLC - NC 252   2020-03-30   
252-666 5 Knotts Island NC NRFLVABSXTY  638E ONVOY, LLC - NC 252   2020-03-30   
252-666 6 Knotts Island NC NRFLVAJY9MD  145J TERRA NOVA TELECOM INC. 252   2019-06-22   
252-666 8 Knotts Island NC NRFLVAJY4MD  073H TELNYX LLC 252   2019-12-24   
252-666 9 Knotts Island NC   073H TELNYX LLC 252   2021-03-20   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.