| Round Rock to Kocani | 6,146.73 mi (9,892.21 km) |
| Round Rock to Konce | 6,164.96 mi (9,921.54 km) |
| Round Rock to Kratovo | 6,130.20 mi (9,865.60 km) |
| Round Rock to Kriva Palanka | 6,130.52 mi (9,866.13 km) |
| Round Rock to Krivogastani | 6,131.51 mi (9,867.71 km) |
| Round Rock to Krusevo | 6,126.64 mi (9,859.88 km) |
| Round Rock to Kumanovo | 6,110.05 mi (9,833.17 km) |
| Round Rock to Lipkovo | 6,104.11 mi (9,823.61 km) |
| Round Rock to Lozovo | 6,133.31 mi (9,870.61 km) |
| Round Rock to Makedonska Kamenica | 6,148.63 mi (9,895.27 km) |
| Round Rock to Makedonski Brod | 6,118.85 mi (9,847.34 km) |
| Round Rock to Mogila | 6,143.63 mi (9,887.22 km) |
| Round Rock to Negotino | 6,154.17 mi (9,904.18 km) |
| Round Rock to Novaci | 6,149.69 mi (9,896.97 km) |
| Round Rock to Novo Selo | 6,187.95 mi (9,958.55 km) |
