| Keller to Zottegem | 4,927.22 mi (7,929.60 km) |
| Keller to Zulte | 4,911.61 mi (7,904.47 km) |
| Keller to Zwevegem | 4,911.75 mi (7,904.70 km) |
| Keller to Zwijndrecht | 4,935.36 mi (7,942.69 km) |
| Keller to Asenovgrad | 6,089.27 mi (9,799.73 km) |
| Keller to Aytos | 6,141.04 mi (9,883.04 km) |
| Keller to Balchik | 6,136.27 mi (9,875.38 km) |
| Keller to Bankya | 5,992.85 mi (9,644.56 km) |
| Keller to Bansko | 6,047.07 mi (9,731.83 km) |
| Keller to Berkovitsa | 5,966.88 mi (9,602.77 km) |
| Keller to Blagoevgrad | 6,023.96 mi (9,694.62 km) |
| Keller to Botevgrad | 6,007.15 mi (9,667.57 km) |
| Keller to Burgas | 6,158.61 mi (9,911.33 km) |
| Keller to Byala Slatina | 5,985.38 mi (9,632.55 km) |
| Keller to Chirpan | 6,097.00 mi (9,812.18 km) |
