| Walnut Park to Devnya | 6,683.53 mi (10,756.11 km) |
| Walnut Park to Dimitrovgrad | 6,706.05 mi (10,792.34 km) |
| Walnut Park to Dobrich | 6,668.42 mi (10,731.79 km) |
| Walnut Park to Dospat | 6,692.96 mi (10,771.27 km) |
| Walnut Park to Dupnitsa | 6,628.79 mi (10,668.00 km) |
| Walnut Park to Elhovo | 6,723.18 mi (10,819.91 km) |
| Walnut Park to Etropole | 6,618.29 mi (10,651.11 km) |
| Walnut Park to Gabrovo | 6,650.28 mi (10,702.59 km) |
| Walnut Park to Gorna Oryahovitsa | 6,643.40 mi (10,691.52 km) |
| Walnut Park to Gotse Delchev | 6,686.43 mi (10,760.77 km) |
| Walnut Park to Harmanli | 6,720.64 mi (10,815.83 km) |
| Walnut Park to Haskovo | 6,712.22 mi (10,802.27 km) |
| Walnut Park to Ihtiman | 6,637.01 mi (10,681.24 km) |
| Walnut Park to Isperih | 6,635.69 mi (10,679.11 km) |
| Walnut Park to Kardzhali | 6,724.12 mi (10,821.43 km) |
