1. Canada

2. Japan

3. United States

The following highways are numbered 291:

Canada

• Manitoba Provincial Road 291
• Quebec Route 291

Japan

• Japan National Route 291

United States

• Interstate 291 (multiple highways)
• Alabama State Route 291
• Arkansas Highway 291
• Colorado State Highway 291
• Florida State Road 291
• Georgia State Route 291 (former)
• Kentucky Route 291
• Maryland Route 291
• Minnesota State Highway 291
• Missouri Route 291
• Montana Secondary Highway 291 (former)
• Nevada State Route 291 (former designation for Nevada State Route 140)
• New Mexico State Road 291
• New York State Route 291
  • New York State Route 291 (former)
• Ohio State Route 291
• Pennsylvania Route 291
• South Carolina Highway 291
• Tennessee State Route 291
• Texas:
  • Texas State Highway 291 (former)
  • Texas State Highway Loop 291
  • Farm to Market Road 291
• Utah State Route 291
• Washington State Route 291
• Wyoming Highway 291

• St. Agricola of Avignon
• St. Agrippina
• Stags fc
• Stags' Leap
• Stag's Leap
• Stags Leap (disambiguation)
• Stags Leap District
• Stags Leap District (AVA)
• Stag (The Melvins album)
• Stag Weekend
• Stag Weekends
• Stag weekends
• Stahel
• Staheliomyces
• Staheliomyces cinctus
• Stah Guentis
• Stahlavy
• Stahlbahnwerke Freudenstein
• Stahlberg: disambiguation
• Stahlberg (disambiguation)
• Stahlberg Models
• Stahl Brandenburg
• Stahl Brandenburg Rugby
• Stahl Eisenhüttenstadt
• Stahlgewitter