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: 804 [Rate centres in NPA 804] [Dial plan for NPA 804]

NXX: 749

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
804-749 A Rockville VA RKVLVARKRS1  9213 VERIZON VIRGINIA, INC. 248      
804-749 0 Rockville VA RCMDVAITXBX  079F BANDWIDTH.COM CLEC, LLC - VA 248      
804-749 3 Rockville VA RKVLVARKRS1  9213 VERIZON VIRGINIA, INC. 248      
804-749 4 Rockville VA RKVLVARKRS1  9213 VERIZON VIRGINIA, INC. 248      
804-749 6 Rockville VA RCMDVAGRGMD  8357 US LEC OF VIRGININA, LLC 248      
804-749 8 Rockville VA RKVLVARKRS1  9213 VERIZON VIRGINIA, INC. 248      
804-749 9 Rockville VA   145J TERRA NOVA TELECOM INC. 248      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.