| Massama to Olympia Heights (Florida) | 4,147.01 mi (6,673.96 km) |
| Massama to Omaha (Nebraska) | 4,389.14 mi (7,063.64 km) |
| Massama to On Top of the World Designated Place (Florida) | 4,129.22 mi (6,645.34 km) |
| Massama to Onalaska (Wisconsin) | 4,086.57 mi (6,576.69 km) |
| Massama to Oneida (New York) | 3,387.40 mi (5,451.49 km) |
| Massama to Oneonta (New York) | 3,372.79 mi (5,427.98 km) |
| Massama to Ontario (California) | 5,633.62 mi (9,066.43 km) |
| Massama to Ontario (Oregon) | 5,158.34 mi (8,301.54 km) |
| Massama to Opa-locka (Florida) | 4,136.21 mi (6,656.59 km) |
| Massama to Opelika (Alabama) | 4,166.00 mi (6,704.53 km) |
| Massama to Opelousas (Louisiana) | 4,580.33 mi (7,371.33 km) |
| Massama to Orange (California) | 5,653.66 mi (9,098.68 km) |
| Massama to Orange (Texas) | 4,679.65 mi (7,531.17 km) |
| Massama to Orange City (Florida) | 4,083.06 mi (6,571.05 km) |
| Massama to Orangeburg (South Carolina) | 3,909.10 mi (6,291.09 km) |
