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: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 340

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-340 A Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 0 Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 1 Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 2 Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 3 Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 4 Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 5 Spokane WA SPKNWA01DS1  9638 QWEST CORPORATION 676   2009-10-23   
509-340 6 Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 7 Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 8 Spokane WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-340 9 Spokane WA SPKNWA01XCY  318J COMCAST IP PHONE, LLC 676   2011-08-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.