| Allentown to Oxford (Alabama) | 748.67 mi (1,204.87 km) |
| Allentown to Oxford (Mississippi) | 881.42 mi (1,418.51 km) |
| Allentown to Oxford (Ohio) | 495.74 mi (797.81 km) |
| Allentown to Oxnard (California) | 2,414.24 mi (3,885.34 km) |
| Allentown to Oxon Hill (Maryland) | 148.10 mi (238.34 km) |
| Allentown to Ozark (Alabama) | 848.70 mi (1,365.84 km) |
| Allentown to Ozark (Missouri) | 984.30 mi (1,584.08 km) |
| Allentown to Pace (Florida) | 950.40 mi (1,529.52 km) |
| Allentown to Pacific Grove (California) | 2,493.90 mi (4,013.54 km) |
| Allentown to Pacifica (California) | 2,498.61 mi (4,021.12 km) |
| Allentown to Paducah (Kentucky) | 748.53 mi (1,204.65 km) |
| Allentown to Pahrump (Nevada) | 2,195.05 mi (3,532.60 km) |
| Allentown to Painesville (Ohio) | 310.43 mi (499.59 km) |
| Allentown to Palatine (Illinois) | 659.57 mi (1,061.47 km) |
| Allentown to Palatka (Florida) | 832.86 mi (1,340.37 km) |
