| Enniskillen to Oxford (Alabama) | 3,919.33 mi (6,307.55 km) |
| Enniskillen to Oxford (Mississippi) | 4,023.52 mi (6,475.23 km) |
| Enniskillen to Oxford (Ohio) | 3,584.78 mi (5,769.14 km) |
| Enniskillen to Oxnard (California) | 5,096.42 mi (8,201.90 km) |
| Enniskillen to Oxon Hill (Maryland) | 3,315.23 mi (5,335.35 km) |
| Enniskillen to Ozark (Alabama) | 4,019.76 mi (6,469.17 km) |
| Enniskillen to Ozark (Missouri) | 4,028.96 mi (6,483.98 km) |
| Enniskillen to Pace (Florida) | 4,122.60 mi (6,634.69 km) |
| Enniskillen to Pacific Grove (California) | 5,044.37 mi (8,118.12 km) |
| Enniskillen to Pacifica (California) | 5,004.23 mi (8,053.53 km) |
| Enniskillen to Paducah (Kentucky) | 3,853.32 mi (6,201.32 km) |
| Enniskillen to Pahrump (Nevada) | 4,878.45 mi (7,851.11 km) |
| Enniskillen to Painesville (Ohio) | 3,346.33 mi (5,385.40 km) |
| Enniskillen to Palatine (Illinois) | 3,586.05 mi (5,771.19 km) |
| Enniskillen to Palatka (Florida) | 3,953.96 mi (6,363.29 km) |
