| Federal Heights to Orangevale (California) | 869.36 mi (1,399.09 km) |
| Federal Heights to Orchards (Washington) | 972.46 mi (1,565.03 km) |
| Federal Heights to Orcutt (California) | 912.19 mi (1,468.02 km) |
| Federal Heights to Oregon (Ohio) | 1,133.31 mi (1,823.89 km) |
| Federal Heights to Oregon (Wisconsin) | 835.70 mi (1,344.92 km) |
| Federal Heights to Oregon City (Oregon) | 968.10 mi (1,558.01 km) |
| Federal Heights to Orem (Utah) | 354.53 mi (570.56 km) |
| Federal Heights to Orinda (California) | 931.90 mi (1,499.75 km) |
| Federal Heights to Orland Park (Illinois) | 904.55 mi (1,455.73 km) |
| Federal Heights to Orlando (Florida) | 1,558.37 mi (2,507.96 km) |
| Federal Heights to Ormond Beach (Florida) | 1,536.91 mi (2,473.42 km) |
| Federal Heights to Oro Valley (Arizona) | 612.17 mi (985.19 km) |
| Federal Heights to Oroville (California) | 879.03 mi (1,414.66 km) |
| Federal Heights to Oshkosh (Wisconsin) | 891.20 mi (1,434.24 km) |
| Federal Heights to Oskaloosa (Iowa) | 656.27 mi (1,056.16 km) |
