Local Calling Guide

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NPA: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]

NXX: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-290 A Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 0 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 1 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 2 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 3 Portland OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2007-05-14   
503-290 4 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2004-07-10   
503-290 5 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 6 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2004-07-10   
503-290 7 Portland OR PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672      
503-290 8 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2003-11-26   
503-290 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2006-06-24   

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

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