| Prospect Heights to Yuncos | 4,189.04 mi (6,741.61 km) |
| Prospect Heights to Zafra | 4,134.43 mi (6,653.72 km) |
| Prospect Heights to Zamora | 4,053.61 mi (6,523.65 km) |
| Prospect Heights to Zaragoza | 4,262.65 mi (6,860.07 km) |
| Prospect Heights to Zarautz | 4,147.36 mi (6,674.52 km) |
| Prospect Heights to Zuera | 4,258.60 mi (6,853.56 km) |
| Prospect Heights to Zumaia | 4,142.98 mi (6,667.48 km) |
| Prospect Heights to Zumarraga | 4,148.10 mi (6,675.72 km) |
| Prospect Heights to Longyearbyen | 3,566.85 mi (5,740.29 km) |
| Prospect Heights to Ahus | 4,293.20 mi (6,909.24 km) |
| Prospect Heights to Akersberga | 4,270.97 mi (6,873.47 km) |
| Prospect Heights to Alingsas | 4,160.91 mi (6,696.34 km) |
| Prospect Heights to Almhult | 4,263.55 mi (6,861.52 km) |
| Prospect Heights to Alta | 4,277.15 mi (6,883.40 km) |
| Prospect Heights to Amal | 4,124.32 mi (6,637.45 km) |
