| Elkhorn to Oakley (California) | 1,764.34 mi (2,839.43 km) |
| Elkhorn to Oakton (Virginia) | 642.66 mi (1,034.26 km) |
| Elkhorn to Oakville (Missouri) | 306.42 mi (493.13 km) |
| Elkhorn to Oatfield (Oregon) | 1,689.26 mi (2,718.60 km) |
| Elkhorn to Ocala (Florida) | 997.65 mi (1,605.56 km) |
| Elkhorn to Ocean Acres (New Jersey) | 767.17 mi (1,234.64 km) |
| Elkhorn to Ocean City (New Jersey) | 763.03 mi (1,227.98 km) |
| Elkhorn to Ocean Pines (Maryland) | 761.86 mi (1,226.10 km) |
| Elkhorn to Ocean Pointe (Hawaii) | 4,207.74 mi (6,771.70 km) |
| Elkhorn to Ocean Springs (Mississippi) | 847.41 mi (1,363.77 km) |
| Elkhorn to Oceanside (California) | 1,687.52 mi (2,715.80 km) |
| Elkhorn to Oceanside (New York) | 781.00 mi (1,256.90 km) |
| Elkhorn to Ocoee (Florida) | 1,049.13 mi (1,688.41 km) |
| Elkhorn to Oconomowoc (Wisconsin) | 29.67 mi (47.75 km) |
| Elkhorn to Odenton (Maryland) | 666.34 mi (1,072.37 km) |
