| Chicago Heights to Oxford (Alabama) | 555.21 mi (893.52 km) |
| Chicago Heights to Oxford (Mississippi) | 504.52 mi (811.94 km) |
| Chicago Heights to Oxford (Ohio) | 205.45 mi (330.63 km) |
| Chicago Heights to Oxnard (California) | 1,782.53 mi (2,868.71 km) |
| Chicago Heights to Oxon Hill (Maryland) | 593.17 mi (954.61 km) |
| Chicago Heights to Ozark (Alabama) | 703.68 mi (1,132.46 km) |
| Chicago Heights to Ozark (Missouri) | 429.53 mi (691.25 km) |
| Chicago Heights to Pace (Florida) | 752.96 mi (1,211.77 km) |
| Chicago Heights to Pacific Grove (California) | 1,857.82 mi (2,989.87 km) |
| Chicago Heights to Pacifica (California) | 1,862.68 mi (2,997.70 km) |
| Chicago Heights to Paducah (Kentucky) | 311.41 mi (501.16 km) |
| Chicago Heights to Pahrump (Nevada) | 1,561.33 mi (2,512.71 km) |
| Chicago Heights to Painesville (Ohio) | 329.86 mi (530.85 km) |
| Chicago Heights to Palatine (Illinois) | 46.98 mi (75.61 km) |
| Chicago Heights to Palatka (Florida) | 884.78 mi (1,423.92 km) |
