| Monforte del Cid to Orangevale (California) | 5,910.83 mi (9,512.56 km) |
| Monforte del Cid to Orchards (Washington) | 5,599.52 mi (9,011.55 km) |
| Monforte del Cid to Orcutt (California) | 6,074.42 mi (9,775.83 km) |
| Monforte del Cid to Oregon (Ohio) | 4,204.59 mi (6,766.63 km) |
| Monforte del Cid to Oregon (Wisconsin) | 4,431.22 mi (7,131.36 km) |
| Monforte del Cid to Oregon City (Oregon) | 5,619.26 mi (9,043.32 km) |
| Monforte del Cid to Orem (Utah) | 5,471.35 mi (8,805.29 km) |
| Monforte del Cid to Orinda (California) | 5,987.05 mi (9,635.23 km) |
| Monforte del Cid to Orland Park (Illinois) | 4,407.74 mi (7,093.57 km) |
| Monforte del Cid to Orlando (Florida) | 4,552.52 mi (7,326.58 km) |
| Monforte del Cid to Ormond Beach (Florida) | 4,510.45 mi (7,258.87 km) |
| Monforte del Cid to Oro Valley (Arizona) | 5,806.47 mi (9,344.61 km) |
| Monforte del Cid to Oroville (California) | 5,881.95 mi (9,466.08 km) |
| Monforte del Cid to Oshkosh (Wisconsin) | 4,358.20 mi (7,013.84 km) |
| Monforte del Cid to Oskaloosa (Iowa) | 4,632.07 mi (7,454.60 km) |
