 In addition to entering the city limits of Dallas for multiple stretches of the road, Belt Line Road also travels through the municipalities of Cedar Hill, Grand Prairie, Irving, Coppell, Carrollton, Addison, Richardson, Garland, Mesquite, Sunnyvale, Balch Springs, Wilmer, Lancaster, and DeSoto.Belt Line Road is not a straightforward and continuous loop.As one follows the entire course of Belt Line Road, there are several discontinuities and name variations.