Area Code 503

Telephone area code 503 serves several locations in the northwestern Oregon area. This was one of the original area codes established in the North American Numbering Plan of October 1947. Area code 541 was split off in 1995. In 2000, area code 971 was overlaid to share the service area. Some of the larger cities which falls under area codes 503 and 971 are:

• Portland

• Salem

• McMinnville

• Tillamook

• Astoria

• Pacific City

• Rockaway

• Warrenton

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