| Riverdale to Zottegem | 4,391.52 mi (7,067.47 km) |
| Riverdale to Zulte | 4,375.38 mi (7,041.49 km) |
| Riverdale to Zwevegem | 4,374.24 mi (7,039.66 km) |
| Riverdale to Zwijndrecht | 4,404.14 mi (7,087.78 km) |
| Riverdale to Asenovgrad | 5,559.47 mi (8,947.10 km) |
| Riverdale to Aytos | 5,626.74 mi (9,055.36 km) |
| Riverdale to Balchik | 5,631.27 mi (9,062.65 km) |
| Riverdale to Bankya | 5,460.26 mi (8,787.44 km) |
| Riverdale to Bansko | 5,510.04 mi (8,867.56 km) |
| Riverdale to Berkovitsa | 5,437.96 mi (8,751.55 km) |
| Riverdale to Blagoevgrad | 5,486.41 mi (8,829.53 km) |
| Riverdale to Botevgrad | 5,478.84 mi (8,817.34 km) |
| Riverdale to Burgas | 5,643.98 mi (9,083.11 km) |
| Riverdale to Byala Slatina | 5,461.61 mi (8,789.61 km) |
| Riverdale to Chirpan | 5,570.50 mi (8,964.85 km) |
