| Knoxville to Zottegem | 4,256.02 mi (6,849.40 km) |
| Knoxville to Zulte | 4,239.96 mi (6,823.55 km) |
| Knoxville to Zwevegem | 4,239.08 mi (6,822.14 km) |
| Knoxville to Zwijndrecht | 4,267.76 mi (6,868.29 km) |
| Knoxville to Asenovgrad | 5,424.49 mi (8,729.87 km) |
| Knoxville to Aytos | 5,488.91 mi (8,833.55 km) |
| Knoxville to Balchik | 5,491.78 mi (8,838.17 km) |
| Knoxville to Bankya | 5,325.69 mi (8,570.88 km) |
| Knoxville to Bansko | 5,376.44 mi (8,652.55 km) |
| Knoxville to Berkovitsa | 5,302.64 mi (8,533.78 km) |
| Knoxville to Blagoevgrad | 5,352.88 mi (8,614.63 km) |
| Knoxville to Botevgrad | 5,343.46 mi (8,599.47 km) |
| Knoxville to Burgas | 5,506.24 mi (8,861.43 km) |
| Knoxville to Byala Slatina | 5,325.33 mi (8,570.28 km) |
| Knoxville to Chirpan | 5,434.89 mi (8,746.61 km) |
