The following highways are numbered 261:
Asia Japan Japan National Route 261
Malaysia Malaysia Federal Route 261
Europe Germany Bundesautobahn 261
Norway Norwegian County Road 261
Poland European route E261
United Kingdom road B261 road
North America Canada Prince Edward Island Route 261 Quebec Route 261
Mexico Mexican Federal Highway 261
United States Alabama State Route 261 Arizona State Route 261 California State Route 261 Delaware Route 261 Florida State Road 261 Georgia State Route 261 (former) Indiana State Road 261 Kansas state highway spur K-261 Kentucky Route 261 Maryland Route 261 Minnesota State Highway 261 New Mexico State Road 261 New York State Route 261 County Route 261 in Erie County North Carolina Highway 261 Ohio State Route 261 Oregon Route 238 Pennsylvania Route 261 South Carolina Highway 261 Tennessee State Route 261 Texas State Highway 261 Texas State Highway Spur 261 Farm to Market Road 261 Utah State Route 261 Virginia State Route 261 Washington State Route 261
South America Brazil SP-261
See also Milwaukee Road 261, a steam locomotive