Several highways are numbered 100:

Australia

• Great Ocean Road, Victoria

• Surf Coast Highway, Victoria

• Flinders Highway, South Australia

• Lincoln Highway, South Australia

Canada

• Alberta Highway 100 (Sherwood Park Freeway) (unsigned)

• Manitoba Highway 100 (Perimeter Highway)

• New Brunswick Route 100

• Newfoundland and Labrador Route 100

• Niagara Regional Road 100, Ontario

• former Highway 100 (Ontario)

Costa Rica

• National Route 100

Croatia

• D100 road

Germany

• Bundesautobahn 100, the Berliner Stadtring (Berlin City Ring Road)

• Bundesstraße 100

India

• National Highway 100 (former, now National Highway 522 (India))

Korea, South

• Seoul Ring Expressway

Malaysia

• Jalan Gula, Perak State Route A100, a road in Perak

• Federal Route 100 (Lumut Bypass), a highway bypass in Manjung district, Perak

Mexico

• Mexico Federal Highway 100

• Jalisco State Highway 100

• Sonora State Highway 100

Netherlands

• Stadsroute 100 (Amsterdam), the city center ring road

Nigeria

• F100 highway (Nigeria)

Philippines

• N100 highway (Philippines)

Poland

• Voivodeship road 100 (Poland) in the Pomeranian Voivodeship

Serbia

• State Road 100 (Serbia), an IIA-class road connecting Horgoš with Batajnica.

Turkey

• State road D.100 (Turkey), a west–east state road running from the Bulgarian border to Iranian border.

United Kingdom

• road, part of the London Inner Ring Road

• B100 road

United States

• U.S. Route 100 (former proposal)

Alabama State Route 100

• County Route 100 (Lee County, Alabama)

• Arkansas Highway 100

• California State Route 100

• Colorado State Highway 100

• Connecticut Route 100

• Delaware Route 100

• Florida State Road 100

• Georgia State Route 100

• Illinois Route 100

• Indiana State Road 100 (former)

• Iowa Highway 100

• K-100 (Kansas highway) (former)

• Kentucky Route 100

• Louisiana Highway 100

• Maine State Route 100

Maryland Route 100

• Maryland Route 100 (1930s-1950s)

• Maryland Route 100 (former)

• Maryland Route 100J

• Maryland Route 100L

• Maryland Route 100M

• Maryland Route 100N

• Maryland Route 100O

• Maryland Route 100P

• Maryland Route 100Q

• Maryland Route 100R

• Maryland Route 100S

• Maryland Route 100T

• Maryland Route 100U

• Maryland Route 100V

• Maryland Route 100W

• Maryland Route 100X

• M-100 (Michigan highway)

• Minnesota State Highway 100

• Missouri Route 100

• Nebraska Highway 100 (former)

New Jersey Route 100 (former)

• County Route 100 (Bergen County, New Jersey)

New York State Route 100

• County Route 100 (Cortland County, New York)

• County Route 100 (Dutchess County, New York)

• County Route 100 (Rockland County, New York)

• County Route 100 (Suffolk County, New York)

• County Route 100 (Wayne County, New York)

• North Carolina Highway 100

• Ohio State Route 100

• Oklahoma State Highway 100

• Pennsylvania Route 100

• Rhode Island Route 100

• South Dakota Highway 100 (proposed)

• Tennessee State Route 100

Texas State Highway 100

• Texas State Highway Spur 100

• Farm to Market Road 100

• Texas Park Road 100

• Utah State Route 100

• Vermont Route 100

• Virginia State Route 100

• Washington State Route 100

• West Virginia Route 100

• Wisconsin Highway 100

• Territories:

• Puerto Rico Highway 100

See also

• List of highways numbered 100A

• List of highways numbered 100B

• List of highways numbered 100C

• A100