Location: Airport Rd and Frenchtown Rd, New Castle Cty Shortly after DE 58, we’ll approach DE 273. Location: Airport Rd and Frenchtown Rd, New Castle Cty DE 37 ends. Turn right for 273 west and left for 273 east. Location: Airport Rd and Frenchtown Rd, New Castle Cty Follow 273 west to Christiana and 273 … Continue reading Delaware Route 37, DE 58 to DE 273