SiteCity Business Directory

Oncology

Portland

85 businesses listed, showing 41–80. How we order them.

Oncology in Portland by the numbers

SiteCity lists 85 businesses under Oncology in Portland, OR, as of September 29, 2026. 85 list a phone number and 81 list a website.

Most-listed ZIP codes: 97227 (32), 97239 (17) and 97210 (13).

Listings come from Overture Maps Foundation places data (release 2026-08-19.0, which includes Foursquare OS Places) and from businesses added or updated through SiteCity. How we count.

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