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Phone Directory 503-640 Detail

State Major City Time Zone
Oregon Portland Pacific

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Example: (503) 640-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
503-640 Hillsboro, OR Frontier Communications Northwest Washington Landline 02/04/1994

Other Series For Prefixes

503-6400###
503-6401###
503-6402###
503-6403###
503-6404###
503-6405###
503-6406###
503-6407###
503-6408###
503-6409###