| Elk River to Oakley (California) | 1,528.58 mi (2,460.01 km) |
| Elk River to Oakton (Virginia) | 942.66 mi (1,517.07 km) |
| Elk River to Oakville (Missouri) | 503.96 mi (811.04 km) |
| Elk River to Oatfield (Oregon) | 1,401.21 mi (2,255.03 km) |
| Elk River to Ocala (Florida) | 1,277.56 mi (2,056.03 km) |
| Elk River to Ocean Acres (New Jersey) | 1,051.82 mi (1,692.74 km) |
| Elk River to Ocean City (New Jersey) | 1,052.55 mi (1,693.92 km) |
| Elk River to Ocean Pines (Maryland) | 1,059.00 mi (1,704.30 km) |
| Elk River to Ocean Pointe (Hawaii) | 3,956.18 mi (6,366.86 km) |
| Elk River to Ocean Springs (Mississippi) | 1,063.04 mi (1,710.79 km) |
| Elk River to Oceanside (California) | 1,511.50 mi (2,432.53 km) |
| Elk River to Oceanside (New York) | 1,055.20 mi (1,698.19 km) |
| Elk River to Ocoee (Florida) | 1,331.16 mi (2,142.30 km) |
| Elk River to Oconomowoc (Wisconsin) | 294.65 mi (474.19 km) |
| Elk River to Odenton (Maryland) | 963.48 mi (1,550.57 km) |
