| Castel Gandolfo to Oxford (Alabama) | 5,109.93 mi (8,223.63 km) |
| Castel Gandolfo to Oxford (Mississippi) | 5,235.17 mi (8,425.20 km) |
| Castel Gandolfo to Oxford (Ohio) | 4,805.08 mi (7,733.03 km) |
| Castel Gandolfo to Oxnard (California) | 6,366.35 mi (10,245.65 km) |
| Castel Gandolfo to Oxon Hill (Maryland) | 4,498.46 mi (7,239.58 km) |
| Castel Gandolfo to Ozark (Alabama) | 5,195.42 mi (8,361.22 km) |
| Castel Gandolfo to Ozark (Missouri) | 5,266.22 mi (8,475.16 km) |
| Castel Gandolfo to Pace (Florida) | 5,301.13 mi (8,531.35 km) |
| Castel Gandolfo to Pacific Grove (California) | 6,310.01 mi (10,154.98 km) |
| Castel Gandolfo to Pacifica (California) | 6,267.91 mi (10,087.23 km) |
| Castel Gandolfo to Paducah (Kentucky) | 5,075.25 mi (8,167.82 km) |
| Castel Gandolfo to Pahrump (Nevada) | 6,148.88 mi (9,895.66 km) |
| Castel Gandolfo to Painesville (Ohio) | 4,566.74 mi (7,349.45 km) |
| Castel Gandolfo to Palatine (Illinois) | 4,828.83 mi (7,771.24 km) |
| Castel Gandolfo to Palatka (Florida) | 5,092.80 mi (8,196.07 km) |
