From points south of Portland: I-95 North. Take the Franklin Street exit (Exit 7) and follow it to the end (approx. 2 miles). Turn right onto Commercial Street and drive approximately a 1/2 mile. From points north of Portland: I-95 South. Merge onto I-295 South. Take the Franklin Street exit (Exit 7) and follow it to the end (approx. 2 miles). Turn right onto Commercial Street and drive approximately a 1/2 mile.