| Oppeano to Oakley (California) | 5,979.35 mi (9,622.84 km) |
| Oppeano to Oakton (Virginia) | 4,322.91 mi (6,957.05 km) |
| Oppeano to Oakville (Missouri) | 4,878.16 mi (7,850.65 km) |
| Oppeano to Oatfield (Oregon) | 5,563.85 mi (8,954.15 km) |
| Oppeano to Ocala (Florida) | 4,967.25 mi (7,994.01 km) |
| Oppeano to Ocean Acres (New Jersey) | 4,158.29 mi (6,692.12 km) |
| Oppeano to Ocean City (New Jersey) | 4,191.51 mi (6,745.59 km) |
| Oppeano to Ocean Pines (Maryland) | 4,251.58 mi (6,842.25 km) |
| Oppeano to Ocean Pointe (Hawaii) | 7,784.36 mi (12,527.72 km) |
| Oppeano to Ocean Springs (Mississippi) | 5,198.65 mi (8,366.42 km) |
| Oppeano to Oceanside (California) | 6,126.40 mi (9,859.48 km) |
| Oppeano to Oceanside (New York) | 4,094.78 mi (6,589.91 km) |
| Oppeano to Ocoee (Florida) | 4,967.47 mi (7,994.38 km) |
| Oppeano to Oconomowoc (Wisconsin) | 4,592.22 mi (7,390.46 km) |
| Oppeano to Odenton (Maryland) | 4,289.54 mi (6,903.34 km) |
