| La Crescenta-Montrose to Orangevale (California) | 349.68 mi (562.75 km) |
| La Crescenta-Montrose to Orchards (Washington) | 823.29 mi (1,324.96 km) |
| La Crescenta-Montrose to Orcutt (California) | 132.00 mi (212.43 km) |
| La Crescenta-Montrose to Oregon (Ohio) | 1,949.96 mi (3,138.16 km) |
| La Crescenta-Montrose to Oregon (Wisconsin) | 1,659.71 mi (2,671.04 km) |
| La Crescenta-Montrose to Oregon City (Oregon) | 801.37 mi (1,289.68 km) |
| La Crescenta-Montrose to Orem (Utah) | 551.76 mi (887.97 km) |
| La Crescenta-Montrose to Orinda (California) | 334.71 mi (538.66 km) |
| La Crescenta-Montrose to Orland Park (Illinois) | 1,721.96 mi (2,771.23 km) |
| La Crescenta-Montrose to Orlando (Florida) | 2,200.88 mi (3,541.98 km) |
| La Crescenta-Montrose to Ormond Beach (Florida) | 2,195.65 mi (3,533.56 km) |
| La Crescenta-Montrose to Oro Valley (Arizona) | 437.22 mi (703.64 km) |
| La Crescenta-Montrose to Oroville (California) | 407.73 mi (656.18 km) |
| La Crescenta-Montrose to Oshkosh (Wisconsin) | 1,716.37 mi (2,762.23 km) |
| La Crescenta-Montrose to Oskaloosa (Iowa) | 1,474.19 mi (2,372.49 km) |
