U.S. Route 98 is an east–west United States highway that runs from western Mississippi to southern Florida. It was established in 1933 as a route between Pensacola, Florida and Apalachicola, Florida, and has since been extended westward into Mississippi and eastward across the Florida Peninsula. It runs along much of the Gulf Coast between Mobile, Alabama and Crystal River, Florida, including extensive sections closely following the coast between Mobile and St. Marks, Florida.

As of 2005, the highway's western terminus is near Washington, Mississippi, at U.S. Route 61. Its eastern terminus is Palm Beach, Florida, at State Road A1A.

Route description

U.S. 98's western terminus is in Mississippi, and its eastern terminus is in Florida. Much of its route through Alabama and Florida falls within coastal counties.

Mississippi

U.S. Route 98 (US 98) is an east-west United States highway that runs 671 miles (1,080 km) from the Alabama-Florida state line to southern Florida. It was established in 1933 as a route between Pensacola and Apalachicola, and has since been extended eastward across the Florida Peninsula and westward into Mississippi. It runs along much of the Gulf Coast between Mobile, Alabama and Crystal River, Florida, including extensive sections closely following the coast eastward from the Alabama-Florida state line to St. Marks.

Within Florida, US 98 is marked as an east–west road from the Alabama-Florida border to Perry. Throughout most of the Florida Peninsula, the road is marked as a north–south road, but directions return to east-west on the northeast shore of Lake Okeechobee.

Concurrencies include US 90 in Pensacola, US 319 from Port St. Joe to St. Teresa and in Medart, ALT US 27 from Perry to Chiefland, US 19 from Perry to Chassahowitzka, US 41 then SR 50A in Brooksville, SR 50 from Brooksville to Ridge Manor, US 301 from Moss Town to Clinton Heights, US 17 from Bartow to Fort Meade, US 27 from West Frostproof to South Sebring, US 441 from Okeechobee to Royal Palm Beach, and SR 80 from near Belle Glade to Palm Beach.