Area Code 503 — Oregon

Active General Purpose Code Overlay United States

Area code 503 is located in Oregon and operates on Pacific Time . The largest city served is Portland .

Coverage Area

Area code 503 — Oregon

Area Code Details

Area Code: 503
State / Province: Oregon (OR)
Country: United States
Time Zone: Pacific Time Pacific Time
Local Time Now: —
Status: Active
Code Type: General Purpose Code
In Service Since: January 1, 1947
Assigned: January 1, 1947
Population Served: ~1,127,653 est.
Overlay Complex: 503/971

Cities Served

Largest City Portland

Portland Salem Gresham Beaverton McMinnville Woodburn Dallas Molalla Seaside Gervais Bay City Lyons

History & Relationships

New codes split from 503

541 Oregon 971 Oregon

Overlay complex — shares geography with

Rate Centers & Exchanges

12 rate centers identified within area code 503

View exchanges →

Other Area Codes in Oregon

Nearby Area Codes

Frequently Asked Questions About Area Code 503

What state is area code 503?

Area code 503 is located in Oregon, United States.

Where is area code 503 from?

Area code 503 originates from Oregon. It operates in the Pacific Time zone.

What time zone is area code 503?

Area code 503 falls within the Pacific Time zone (Pacific Time).

What cities are in area code 503?

Area code 503 serves cities including Portland, Salem, Gresham, Beaverton, McMinnville, Woodburn, Dallas, Molalla, and more.

Is a call from area code 503 a scam?

Area code 503 is a legitimate general purpose code area code serving Oregon. Like any area code, individual numbers using 503 can be used for scam calls — always verify the specific number if you receive an unexpected or suspicious call.