Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 478

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-478 A Rosalia WA THTNWAXARS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 676      
509-478 1 Rosalia WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2017-10-06   
509-478 2 Rosalia WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-11-20   
509-478 3 Rosalia WA THTNWAXARS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 676      
509-478 7 Rosalia WA ROSLWA010MD  1484 INLAND CELLULAR LLC 676   2006-09-23   
509-478 8 Rosalia WA ROSLWA010MD  1484 INLAND CELLULAR LLC 676   2006-09-23   
509-478 9 Rosalia WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-06-27   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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