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: 276 [Rate centres in NPA 276] [Dial plan for NPA 276]

NXX: 288

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
276-288 A Woolwine VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244      
276-288 0 Woolwine VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2022-02-13   
276-288 1 Woolwine VA RONKVALKEMD  508J CENTURYLINK COMMUNICATIONS, LLC 244   2013-12-11   
276-288 2 Woolwine VA RONKVALKX2Z  318J COMCAST IP PHONE, LLC 244   2020-06-21   
276-288 3 Woolwine VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2021-05-28   
276-288 4 Woolwine VA RONKVALKXNY  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 244   2014-07-25   
276-288 5 Woolwine VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2012-06-24   
276-288 6 Woolwine VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2020-11-03   
276-288 7 Woolwine VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2020-11-03   
276-288 8 Woolwine VA RCMTVAXAVMD  138E ONVOY, LLC - VA 244   2020-04-29   
276-288 9 Woolwine VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 244   2025-05-13   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.