| Gland to Oakley (California) | 5,775.26 mi (9,294.38 km) |
| Gland to Oakton (Virginia) | 4,077.28 mi (6,561.75 km) |
| Gland to Oakville (Missouri) | 4,638.92 mi (7,465.62 km) |
| Gland to Oatfield (Oregon) | 5,371.69 mi (8,644.90 km) |
| Gland to Ocala (Florida) | 4,719.05 mi (7,594.57 km) |
| Gland to Ocean Acres (New Jersey) | 3,912.13 mi (6,295.96 km) |
| Gland to Ocean City (New Jersey) | 3,945.18 mi (6,349.16 km) |
| Gland to Ocean Pines (Maryland) | 4,004.94 mi (6,445.33 km) |
| Gland to Ocean Pointe (Hawaii) | 7,654.81 mi (12,319.23 km) |
| Gland to Ocean Springs (Mississippi) | 4,952.84 mi (7,970.82 km) |
| Gland to Oceanside (California) | 5,909.39 mi (9,510.24 km) |
| Gland to Oceanside (New York) | 3,848.95 mi (6,194.29 km) |
| Gland to Ocoee (Florida) | 4,719.06 mi (7,594.60 km) |
| Gland to Oconomowoc (Wisconsin) | 4,356.58 mi (7,011.24 km) |
| Gland to Odenton (Maryland) | 4,043.80 mi (6,507.87 km) |
