Washington State Route 260
…260 (SR 260) is a 37.98-mile-long (61.12 km) state highway serving Franklin and Adams counties in the U.S. state of Washington. The highway begins at SR 17 west of Connell, and travels through the Washtucna Coulee to Kahlotus, forming the southern terminus of SR 21 and the northern terminus of SR 263…