What ZIP codes does Oregon use for mail and package delivery?

Oregon (OR) operates within the 5-digit ZIP prefix range 970xx–979xx. Mail routed to state capital Salem and key regional centers such as Portland, Salem, Eugene adheres to these official USPS boundaries.

Which telephone area codes are valid for Oregon?

Oregon is served by 4 active North American Numbering Plan (NANPA) area codes: 458, 503, 541, 971. Synthetic telephone numbers for Oregon use those area codes with a 555 exchange, which is reserved for fictitious use.

How many counties are in Oregon?

Oregon is divided into 36 counties, including major administrative regions such as Multnomah, Washington, Clackamas, Lane. Generated street addresses use those names.

What postal formatting conventions and addressing quirks are unique to Oregon?

Portland's official 6-quadrant coordinate addressing system (NW, SW, N, NE, SE, and the South quadrant / former South Waterfront), where omitting the sextant directional delivers mail across the Willamette River. Urban Growth Boundary (UGB) containment creating sharp transitions from dense urban grids to protected rural agricultural parcels. All addresses generated on this platform format secondary unit designators (Apt, Ste, Fl) and street suffixes according to USPS CASS standards.

Are the Oregon addresses generated on this page real places?

No. All street numbers, recipient names, and telephone numbers generated for Oregon are entirely synthetic and randomized for software testing, database seed scripts, and form validation. They use Oregon ZIP codes from public USPS data and real city names, but they do not correspond to real individuals or private residences.

Random Oregon Address Generator

These addresses are randomly generated for software testing. They are not real people’s details: the street number, unit and recipient name are invented, and no record is checked for deliverability.

Randomly generated Oregon mailing addresses for software testing, form validation and staging data. Each record pairs a real Oregon city with a ZIP prefix that serves it and the county that city sits in, then adds a street number, a secondary unit designator and a recipient name that are invented.

Official Oregon Postal & Geographic Reference Specifications

Geographic & Postal Parameter	Official State Specification	Standardization Reference
Postal State Abbreviation	OR	USPS Publication 28 & ISO 3166-2:US
5-Digit ZIP Prefix Range	970xx–979xx	USPS prefix-to-state assignment
Administrative Jurisdictions	36 Total Counties	US Census Bureau regional boundaries
Active Area Codes (NANPA)	`458, 503, 541, 971` (4 total)	North American Numbering Plan Administrator
State Capital	Salem	US Census Bureau
Primary Time Zone	Pacific Time (America/Los_Angeles, UTC-8 / UTC-7 DST)	IANA time zone database

Oregon Postal Geography & Key Cities

ZIP codes and Sectional Center Facilities are derived from public USPS ZIP code data, area codes from the North American Numbering Plan, and county names from US Census Bureau records. Street numbers and recipient names are synthetic, and nothing is checked against an address-verification service.

Cities the generator draws from:

Portland
Salem
Eugene
Gresham
Hillsboro
Bend

Key Counties & Administrative Jurisdictions

County boundaries determine local sales tax jurisdictions in Oregon:

Multnomah County
Washington County
Clackamas County
Lane County
Marion County

Oregon Area Codes (OR)

Generated phone numbers use the area codes listed in the reference table above, paired with a 555 exchange so no number can reach a real line. Generate Oregon phone numbers.

Postal Delivery Standards & Format Nuances in Oregon

Portland's official 6-quadrant coordinate addressing system (NW, SW, N, NE, SE, and the South quadrant / former South Waterfront), where omitting the sextant directional delivers mail across the Willamette River.
Urban Growth Boundary (UGB) containment creating sharp transitions from dense urban grids to protected rural agricultural parcels.

Oregon Address Examples in USPS Publication 28 Format

Residential Delivery Point:
100 Main St, Apt 4B Portland, OR 97201-1204

Commercial / Multi-Unit Delivery Point:
Oregon Logistics & Software Corp 500 Enterprise Way, Suite 300 Salem, OR 97301-4810

Frequently Asked Questions about Oregon Addresses

What ZIP codes does Oregon use for mail and package delivery?: Oregon (OR) operates within the 5-digit ZIP prefix range 970xx–979xx. Mail routed to state capital Salem and key regional centers such as Portland, Salem, Eugene adheres to these official USPS boundaries.
Which telephone area codes are valid for Oregon?: Oregon is served by 4 active North American Numbering Plan (NANPA) area codes: 458, 503, 541, 971. Synthetic telephone numbers for Oregon use those area codes with a 555 exchange, which is reserved for fictitious use.
How many counties are in Oregon?: Oregon is divided into 36 counties, including major administrative regions such as Multnomah, Washington, Clackamas, Lane. Generated street addresses use those names.
What postal formatting conventions and addressing quirks are unique to Oregon?: Portland's official 6-quadrant coordinate addressing system (NW, SW, N, NE, SE, and the South quadrant / former South Waterfront), where omitting the sextant directional delivers mail across the Willamette River. Urban Growth Boundary (UGB) containment creating sharp transitions from dense urban grids to protected rural agricultural parcels. All addresses generated on this platform format secondary unit designators (Apt, Ste, Fl) and street suffixes according to USPS CASS standards.
Are the Oregon addresses generated on this page real places?: No. All street numbers, recipient names, and telephone numbers generated for Oregon are entirely synthetic and randomized for software testing, database seed scripts, and form validation. They use Oregon ZIP codes from public USPS data and real city names, but they do not correspond to real individuals or private residences.

Nearby & Bordering States

Explore test address generators for states sharing a geographic border with OR:

Oregon ZIP Prefixes

The first three digits of a ZIP code place an address within Oregon. These are the prefixes assigned to the state:

970xx, 971xx, 972xx, 973xx, 974xx, 977xx

Which processing facility sorts a given prefix is set by the current USPS labeling list L005 and changes as processing is consolidated, so it is not reproduced here. Look up a ZIP prefix to see its state and generate ZIP codes inside it.