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: 854 [Rate centres in NPA 854] [Dial plan for NPA 854]

NXX: 227

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
854-227 A Mount Pleasant SC CHTNSCDT20Z  1784 SOUTH CAROLINA NET, INC. - SC 436      
854-227 0 Mount Pleasant SC CHTNSCFU5MD  197D VONAGE AMERICA LLC 436   2018-12-20   
854-227 1 Mount Pleasant SC CHTNSCDT20Z  1784 SOUTH CAROLINA NET, INC. - SC 436   2018-04-23   
854-227 2 Mount Pleasant SC CHTNSCDT20Z  1784 SOUTH CAROLINA NET, INC. - SC 436   2018-04-23   
854-227 3 Mount Pleasant SC CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2018-06-08   
854-227 4 Mount Pleasant SC CHTNSCFU5MD  197D VONAGE AMERICA LLC 436   2018-12-20   
854-227 5 Mount Pleasant SC CHTNSCDT24Z  318J COMCAST IP PHONE, LLC 436   2018-10-11   
854-227 6 Mount Pleasant SC CHTNSCFU5MD  197D VONAGE AMERICA LLC 436   2018-12-20   
854-227 7 Mount Pleasant SC CHTNSCFU5MD  197D VONAGE AMERICA LLC 436   2018-12-20   
854-227 8 Mount Pleasant SC CHTNSCFU5MD  197D VONAGE AMERICA LLC 436   2018-12-20   
854-227 9 Mount Pleasant SC CHTNSCFU5MD  197D VONAGE AMERICA LLC 436   2018-12-20   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.