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Phone Directory 503-257 Detail

State Major City Time Zone
Oregon Portland Pacific

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
503-257 Portland, OR Qwest Corporation Multnomah Landline 02/04/1994

Other Series For Prefixes

503-2570###
503-2571###
503-2572###
503-2573###
503-2574###
503-2575###
503-2576###
503-2577###
503-2578###
503-2579###