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Where is 503 area code located?

Area code 503 is a Northwestern Oregon area code that covers Portland and its surrounding areas. Area code 503 overlays the area code of 971.

What state does the area code (503) belong to?

Area codes 503 and 971 Area codes 503 and 971 are telephone area codes in the North American Numbering Plan (NANP) for the northwestern region of the U.S. state of Oregon. The numbering plan area (NPA) comprises the cities of Portland, Salem, and Astoria.

Where is 503 area code what state?

The 503 area code belongs to the state of Oregon (OR) and some of the locations covered are Portland, Salem and more: 01:33:17 AM.

Where in North America is area code 503?

North American telephone area codes 503 and 971 serve the northwestern region of Oregon, including Portland, Salem, and Astoria . Area code 503 was one of the original area codes created as part of the North American Numbering Plan by AT&T and Bell Laboratories in 1947. It served the entire state of Oregon.


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