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: 377

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-377 A Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-377 0 Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-377 1 Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-377 2 Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-377 3 Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-377 4 Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-377 5 Columbia WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676   2022-10-16   
509-377 6 Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-377 7 Columbia WA YAKMWAWE7MD  508J CENTURYLINK COMMUNICATIONS, LLC 676   2015-01-26   
509-377 8 Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-377 9 Columbia WA CLMAWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      

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

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