Louisiana State Route 7-D (LA 7-D) spanned 1.90 miles (3.06 km) from west to east and was known as Yoakum Street and Kennedy Road.

Louisiana State Route 7-E (LA 7-E) spanned 3.90 miles (6.28 km) from west to east and was known as Summer Road.

Louisiana State Route 7-D (LA 7-D) spanned 7.40 miles (11.91 km) from west to east and was known as Old Hammond Highway.

It served as the older alignment of LA 7 through Baton Rouge, being bypassed by the newer Florida Boulevard project.

Louisiana State Route 7-E (LA 7-E) spanned 1.70 miles (2.74 km) from west to east through the town of Denham Springs.

Louisiana State Route 7-E (LA 7-E) spanned 4.80 miles (7.72 km) from west to east from the town of Hammond to the community of Robert.