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: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-417 A Leesburg VA   7238 MCI WORLDCOM COMMUNICATIONS, INC. - VA 246   2018-03-23   
571-417 0 Leesburg VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2018-04-23   
571-417 1 Leesburg VA   197D VONAGE NETWORK INC. 246   2019-01-06   
571-417 2 Leesburg VA   7238 MCI WORLDCOM COMMUNICATIONS, INC. - VA 246   2018-05-26   
571-417 3 Leesburg VA   7238 MCI WORLDCOM COMMUNICATIONS, INC. - VA 246   2018-03-23   
571-417 4 Leesburg VA   5832 CORETEL VIRGINIA, LLC - VA 246   2018-06-14   
571-417 5 Leesburg VA   5832 CORETEL VIRGINIA, LLC - VA 246   2018-06-14   
571-417 6 Leesburg VA   5832 CORETEL VIRGINIA, LLC - VA 246   2018-06-14   
571-417 7 Leesburg VA   197D VONAGE NETWORK INC. 246   2018-12-01   
571-417 8 Leesburg VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2018-11-13   
571-417 9 Leesburg VA   5562 METRO PCS, INC. 246   2018-04-09   

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.