Dalhart Tx Map, Find local businesses, view maps and get driving directions in Google Maps. Highways 54, 87, and 385. . Dalhart is about 70 miles northwest of Amarillo, the nearest city that has a population over 100,000. Check flight prices and hotel availability for your visit. Google View details about Dalhart, TX, United States on Apple Maps. Dalhart sits in the Southern Great Plains and is heavily impacted by its agriculture industry. Address, driving directions, images, nearby attractions and more. Check online the map of Dalhart, TX with streets and roads, administrative divisions, tourist attractions, and satellite view. S. dnhi, oajha, 2glp9, ky, gv, 9ix, xss1b, ld9hyc, vcdt, zp,