Pennsylvania Route 343 community of Bordnersville soon after. The highway was then extended along the local continuation to end at US 22 in Harper Tavern. In 1963, PA 343 was moved back to Lickdale, and seven years after, moved to its northern terminus, thirteen years after the construction of I-78. PA 343 begins at an intersection with PA 72, near the Northwest Elementary School, in the city of Lebanon in Lebanon County. PA 343 heads eastward along Maple Street, a two-lane undivided street maintained by the city, past urbanized homes and businesses. The route turns north onto North 7th Street and passes more
Maryland Route 343 the southern end of Dorchester Avenue. MD 343 continues east past Crusader Road to the highway's eastern terminus at US 50 (Sunburst Highway). Traffic on eastbound MD 343 must use Crusader Avenue to access westbound US 50. MD 343 is a part of the National Highway System as a principal arterial within the city of Cambridge. MD 343 was paved from the western city limit of Cambridge to Horns Point Road by 1921. The state highway was paved within Cambridge and extended west to Town Point Road by 1923. The state highway was extended to Lloyds in 1928 and was