| Quarteira to Oxford (Alabama) | 4,261.73 mi (6,858.60 km) |
| Quarteira to Oxford (Mississippi) | 4,421.98 mi (7,116.48 km) |
| Quarteira to Oxford (Ohio) | 4,027.08 mi (6,480.96 km) |
| Quarteira to Oxnard (California) | 5,816.19 mi (9,360.25 km) |
| Quarteira to Oxon Hill (Maryland) | 3,661.96 mi (5,893.36 km) |
| Quarteira to Ozark (Alabama) | 4,320.23 mi (6,952.74 km) |
| Quarteira to Ozark (Missouri) | 4,514.13 mi (7,264.80 km) |
| Quarteira to Pace (Florida) | 4,426.78 mi (7,124.21 km) |
| Quarteira to Pacific Grove (California) | 5,818.37 mi (9,363.77 km) |
| Quarteira to Pacifica (California) | 5,793.96 mi (9,324.48 km) |
| Quarteira to Paducah (Kentucky) | 4,290.45 mi (6,904.81 km) |
| Quarteira to Pahrump (Nevada) | 5,588.60 mi (8,993.98 km) |
| Quarteira to Painesville (Ohio) | 3,799.09 mi (6,114.05 km) |
| Quarteira to Palatine (Illinois) | 4,110.57 mi (6,615.32 km) |
| Quarteira to Palatka (Florida) | 4,171.37 mi (6,713.17 km) |
