| Peer to Oakley (California) | 5,499.36 mi (8,850.37 km) |
| Peer to Oakton (Virginia) | 3,911.01 mi (6,294.17 km) |
| Peer to Oakville (Missouri) | 4,438.13 mi (7,142.48 km) |
| Peer to Oatfield (Oregon) | 5,082.52 mi (8,179.52 km) |
| Peer to Ocala (Florida) | 4,578.56 mi (7,368.48 km) |
| Peer to Ocean Acres (New Jersey) | 3,750.57 mi (6,035.96 km) |
| Peer to Ocean City (New Jersey) | 3,784.95 mi (6,091.29 km) |
| Peer to Ocean Pines (Maryland) | 3,847.25 mi (6,191.55 km) |
| Peer to Ocean Pointe (Hawaii) | 7,331.39 mi (11,798.73 km) |
| Peer to Ocean Springs (Mississippi) | 4,785.58 mi (7,701.65 km) |
| Peer to Oceanside (California) | 5,652.16 mi (9,096.28 km) |
| Peer to Oceanside (New York) | 3,684.94 mi (5,930.34 km) |
| Peer to Ocoee (Florida) | 4,583.11 mi (7,375.80 km) |
| Peer to Oconomowoc (Wisconsin) | 4,143.57 mi (6,668.43 km) |
| Peer to Odenton (Maryland) | 3,878.48 mi (6,241.80 km) |
