Pennsylvania Route 343 highway remained intact for another seven years, and in 1970, PA 343 was realigned for the final time, this time onto its current alignment. The northern terminus is now at a partial interchange with I-78. Pennsylvania Route 343 Pennsylvania Route 343 (PA 343) is an route between Lebanon and Fredericksburg in Lebanon County, Pennsylvania. It begins at PA 72 and ends at Exit 6 of Interstate 78 (I-78). PA 343 heads mostly through urbanized areas near Lebanon before continuing into rural areas further north. There is a concurrency with U.S. Route 22 (US 22) near the northern terminus. PA 343
Ohio State Route 343 Bryan State Park, at its northern terminus. SR 343 continues east, then starts to trend southeasterly, brushing the northeastern portion of John Bryan State Park just prior to entering into Clifton. Upon crossing into Clifton, SR 343 briefly ducks into Clark County, but re-enters Greene County, as it turns easterly, following North Street through the village prior to coming to an end at a T-intersection with SR 72. SR 343 came into existence in 1933 along the routing that it currently occupies. No significant changes have taken place to SR 343 since its designation. Ohio State Route 343 State Route