| San Juan to Odenton (Maryland) | 1,563.73 mi (2,516.59 km) |
| San Juan to Odessa (Texas) | 2,438.52 mi (3,924.42 km) |
| San Juan to Ogden (Utah) | 3,123.28 mi (5,026.43 km) |
| San Juan to Oildale (California) | 3,424.50 mi (5,511.20 km) |
| San Juan to Ojus (Florida) | 1,041.22 mi (1,675.68 km) |
| San Juan to Okemos (Michigan) | 1,993.34 mi (3,207.98 km) |
| San Juan to Oklahoma City (Oklahoma) | 2,252.80 mi (3,625.53 km) |
| San Juan to Okmulgee (Oklahoma) | 2,179.65 mi (3,507.80 km) |
| San Juan to Olathe (Kansas) | 2,228.80 mi (3,586.90 km) |
| San Juan to Old Jamestown (Missouri) | 2,025.35 mi (3,259.48 km) |
| San Juan to Oldsmar (Florida) | 1,245.61 mi (2,004.62 km) |
| San Juan to Olean (New York) | 1,790.70 mi (2,881.86 km) |
| San Juan to Olive Branch (Mississippi) | 1,852.85 mi (2,981.87 km) |
| San Juan to Olivehurst (California) | 3,590.02 mi (5,777.57 km) |
| San Juan to Olney (Maryland) | 1,578.00 mi (2,539.54 km) |
