Diamond, Harney, Oregon Hotel Diamond November 16, 2012 / No Comments Business Phone:(541) 493-1898 Type of Business:Hotels & Motels Type of Lodging:Hotels Address:49130 Happy Valley Rd CityDiamond CountyHarney StateOregon Country:USA Zip Code:97722 Area Code:541 Daylight Savings:Y Federal Information Processing Standards:41025 Local Time Zone:PST To navigate, press the arrow keys.