Where is Dumas, Texas?Dumas, Texas is located at Latitude 35.86323 and Longitude -101.9645. Dumas is in the Central (GMT -06:00) time zone. Telephone area codes in Dumas include 806. This hometown does use daylight savings time. Dumas, Texas is situated in Moore County. Moore County has an average elevation of 3657 feet. Please explore this site for detailed population, demographic and housing data for Dumas, Texas and Moore County. |