Portland, Oregon
Pacific Time Zone (UTC-8) · OR · —
About Area Codes in Portland, Oregon
Portland, Oregon is served by 2 area codes: 503, 971. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Portland require 10-digit dialing. The city is in the Pacific time zone (UTC-8).
Other cities in area code 503
Frequently Asked Questions
What area code is Portland, Oregon?
Portland, Oregon uses area codes 503 and 971.
What time zone is Portland in?
Portland is in the Pacific time zone (UTC-8).
Do I need to dial 10 digits when calling Portland?
Yes, all local calls in Portland require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 503 created?
Area code 503 is one of the original 86 area codes established in 1947 as part of the North American Numbering Plan (NANP).
What cities share area code 503 with Portland?
Other cities sharing area code 503 with Portland include Beaverton, Gresham, Hillsboro, Lake Oswego, Milwaukie, among others.
Also called Portland:
Portland, OR · Pacific Time Zone