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: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
804-237 A Richmond VA RCMDVAITIMD  7238 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - VA 248      
804-237 0 Richmond VA   7238 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - VA 248   2003-10-10   
804-237 1 Richmond VA   829J PAETEC ITEL, LLC 248   2004-01-04   
804-237 2 Richmond VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 248   2004-02-15   
804-237 3 Richmond VA   5562 METROPCS, INC. 248   2004-02-15   
804-237 4 Richmond VA   5562 METROPCS, INC. 248   2004-02-15   
804-237 5 Richmond VA   829J PAETEC ITEL, LLC 248   2004-04-02   
804-237 6 Richmond VA   829J PAETEC ITEL, LLC 248   2004-04-30   
804-237 7 Richmond VA   829J PAETEC ITEL, LLC 248   2004-07-23   
804-237 8 Richmond VA   829J PAETEC ITEL, LLC 248   2004-07-23   
804-237 9 Richmond VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 248   2005-05-09   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.