AM 1640 The Patriot
News. Opinion. Passion.
KDZR 1640 AM ("AM 1640 The Patriot") is a radio station licensed to Lake Oswego, OR. The station broadcasts a Talk format and is owned by Salem Media Group .
- Frequency: 1640 AM
- City of license: Lake Oswego, OR
- Format: Talk
- Owner: Salem Media Group
- Area: Portland
- Branding: AM 1640 The Patriot
- First air date: October 20, 1997