List of highways numbered 28

• Cumberland Highway
• Mountain Highway (Victoria)
• – NT

• Alberta Highway 28
• British Columbia Highway 28
• Nova Scotia Trunk 28
• Ontario Highway 28
• Saskatchewan Highway 28

Taiwan

• Provincial Highway 28

• I/28 Highway; Czech: Silnice I/28

• National Highway 28 (India)

• N28 road (Ireland)

• Autostrada A28

• Japan National Route 28
• Kobe-Awaji-Naruto Expressway

South Korea

• National Route 28
• Gukjido 28

• FT 28 Kuala Lumpur Middle Ring Road 28

• State Highway 28 (New Zealand)

• British A28 (Hastings-Margate)

• U.S. Route 28 (former)
• New England Interstate Route 28 (former)
• Alabama State Route 28
• Arkansas Highway 28
• California State Route 28
  • County Route A28 (California)
  • County Route J28 (California)
  • County Route S28 (California)
• Delaware Route 28 (former)
• Georgia State Route 28
  • Georgia State Route 28 (1919–1937) (former)
• Idaho State Highway 28
• Illinois Route 28 (former)
• Indiana State Road 28
• Iowa Highway 28
• K-28 (Kansas highway)
• Kentucky Route 28
• Louisiana Highway 28
• Maryland Route 28
• Massachusetts Route 28
  • Massachusetts Route C28
• M-28 (Michigan highway)
• Minnesota State Highway 28
  • County Road 28 (Dakota County, Minnesota)
  • County Road 28 (Hennepin County, Minnesota)
• Mississippi Highway 28
• Missouri Route 28
• Montana Highway 28
• Nebraska Highway 28 (former)
• Nevada State Route 28
• New Hampshire Route 28
• New Jersey Route 28
  • County Route 28 (Bergen County, New Jersey)
  • County Route 28 (Monmouth County, New Jersey)
• New Mexico State Road 28
• New York State Route 28
  • New York State Route 28N
  • County Route 28 (Chenango County, New York)
  • County Route 28 (Columbia County, New York)
  • County Route 28 (Delaware County, New York)
  • County Route 28 (Dutchess County, New York)
  • County Route 28 (Erie County, New York)
  • County Route 28 (Lewis County, New York)
  • County Route 28 (Montgomery County, New York)
  • County Route 28 (Ontario County, New York)
  • County Route 28 (Orleans County, New York)
  • County Route 28 (Rensselaer County, New York)
  • County Route 28 (Rockland County, New York)
  • County Route 28 (Saratoga County, New York)
  • County Route 28 (Schoharie County, New York)
  • County Route 28 (Schuyler County, New York)
  • County Route 28 (St. Lawrence County, New York)
  • County Route 28 (Steuben County, New York)
  • County Route 28 (Suffolk County, New York)
  • County Route 28 (Ulster County, New York)
  • County Route 28 (Warren County, New York)
  • County Route 28 (Washington County, New York)
• North Carolina Highway 28
• North Dakota Highway 28
• Ohio State Route 28
• Oklahoma State Highway 28
• Pennsylvania Route 28
• South Carolina Highway 28
• South Dakota Highway 28
• Tennessee State Route 28
• Texas State Highway 28 (former)
  • Texas State Highway Spur 28
  • Farm to Market Road 28
  • Texas Park Road 28
• Utah State Route 28
• Virginia State Route 28
• Washington State Route 28
• West Virginia Route 28
• Wisconsin Highway 28
• Wyoming Highway 28

Territories

• Puerto Rico Highway 28

• List of highways numbered 28A
• List of highways numbered 28B