According to our records, this business is located at P.O. BOX 559 in Montague (in Siskiyou County), California 96064, the location GPS coordinates are: 41.7281985 (latitude), -122.5278007 (longitude). H D Sumner Dvm is categorized under Emergency Veterinarian Services (SIC code 0742). Known organization owner is H Sumner. You can contact the company by phone at (530) 459-3936.