Wikipedia:WikiProject U.S. Roads/Florida/National Highway System

Some of these are also of the Florida Intrastate Highway System.

• US 1
  : Key West to I-95 (Miami), SR A1A (Callahan) to Georgia also FIHS from Key Largo to HEFT, I-295 (north) to Georgia
• US 98
  ) also FIHS
• SR 694
  ) to Georgia also FIHS
• US 27
  : SR 112 to FLTP (Clermont), I-10 to Georgia also FIHS from SR 826 to FLTP (Clermont)
• US 27
  ) to US 19 also FIHS
• US 29
  : I-10 to Alabama also FIHS
• SR 694
  ) to SR 618 FIHS only
• US 98
  : I-110 to US 231 also FIHS in Walton County
• US 231
  : US 98 to Alabama also FIHS north of Baldwin Road
• SR A1A
  ) also FIHS
• US 319
  : I-10 to Georgia also FIHS
• US 331
  : US 98 to Alabama also FIHS

• FLTP
  : I-95 to I-75 also FIHS
• HEFT
  : US 1 to FLTP also FIHS
• SR 9A
  : I-95 to I-95 also FIHS
• Jacksonville Eastern Beltway
  )
• SR 207
  ) also FIHS from I-75 to I-95
• SR 23
  : SR 21 to I-10 FIHS only
• SR 26
  : US 19 to I-75 also FIHS
• SR 29
  : SR 80 to US 27 also FIHS
• SR 326
  ) to I-95 also FIHS
• SR 44
  : US 19 to I-75 also FIHS
• SR 50
  : US 19 to I-75 also FIHS
• SR 56) also FIHS (as East/West Connector
  )
• SR 60: US 19 to I-275, I-75 to I-95 also FIHS from SR 589 to I-275 (as I-275/Veterans Expressway Connector
  ), I-75 to I-95
• SR 64
  : US 17 to US 27 also FIHS
• SR 70
  : I-75 to I-95 also FIHS
• SR 77
  : US 231 to SR 20 also FIHS from CR 2300 to I-10
• SR 78: Burnt Store to I-75 (via Del Prado Extension
  ) FIHS only
• SR 79
  : US 98 to SR 20 also FIHS from Panama City urban limits to I-10
• SR 80
  : I-75 to I-95 also FIHS
• SR 85
  : US 98 to I-10 also FIHS north of SR 123
• SR 87
  : US 98 to I-10 FIHS only
• SR 112
  : US 27 to I-95 also FIHS
• SR 123
  : SR 85 to SR 85 FIHS only
• SR 408
  : FLTP to SR 417 also FIHS
• SR 417
  : I-4 to I-4 also FIHS
• SR 429
  : I-4 to I-4 FIHS only
• SR 524
  : I-95 to SR 528
• SR 528
  : I-4 to SR A1A also FIHS
• SR 570
  : I-4 to I-4 also FIHS
• US 98
  ) and proposed to US 19
• SR 618
  : US 92 to I-75 also FIHS
• SR 708
  ) also FIHS
• SR 826
  : US 1 to I-95 also FIHS
• SR 836
  : HEFT to I-95 also FIHS
• SR 869
  : I-75 to I-95 also FIHS
• SR 874
  : HEFT to SR 826 also FIHS
• SR 924
  : I-75 to I-95 also FIHS
• SR 997
  : US 1 to US 27 also FIHS

• 118th Street: US 19 to I-275 FIHS only
• Crosstown Expressway/I-4 Connector
  : SR 618 to I-4 FIHS only
• First Coast Outer Beltway
  : I-95 to SR 21 FIHS only
• Pensacola Bay Crossing: US 98 to I-110 FIHS only
• Port of Miami Tunnel
  : I-395 to Port Boulevard FIHS only