| Chicago Heights to Nowy Dwor Mazowiecki | 4,668.51 mi (7,513.24 km) |
| Chicago Heights to Nowy Sacz | 4,793.07 mi (7,713.69 km) |
| Chicago Heights to Nowy Targ | 4,776.87 mi (7,687.63 km) |
| Chicago Heights to Nowy Tomysl | 4,521.84 mi (7,277.20 km) |
| Chicago Heights to Nysa | 4,640.63 mi (7,468.38 km) |
| Chicago Heights to Oborniki | 4,530.91 mi (7,291.79 km) |
| Chicago Heights to Oborniki Slaskie | 4,590.59 mi (7,387.85 km) |
| Chicago Heights to Olawa | 4,619.73 mi (7,434.74 km) |
| Chicago Heights to Olecko | 4,653.82 mi (7,489.60 km) |
| Chicago Heights to Olesnica | 4,611.21 mi (7,421.03 km) |
| Chicago Heights to Olesno | 4,660.34 mi (7,500.09 km) |
| Chicago Heights to Olkusz | 4,725.31 mi (7,604.65 km) |
| Chicago Heights to Olsztyn | 4,601.88 mi (7,406.01 km) |
| Chicago Heights to Opalenica | 4,531.67 mi (7,293.01 km) |
| Chicago Heights to Opoczno | 4,701.11 mi (7,565.71 km) |
