United Mechanical Contractors Claim Listing Return to Directory Rating (average) (0) Business Genre Contractor, Plbg Heat AC Business Website Address umc-hvac.com Business Address, City 2219 Washburn Way, Klamath Falls ZIP Code 97603 Business Phone Number 5418841521 Business Fax 5418845608 Ratings There are no reviews yet. Please login to leave a review. Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?