| Harmanli to Kidderminster | 1,493.27 mi (2,403.18 km) |
| Harmanli to Kidlington | 1,442.71 mi (2,321.81 km) |
| Harmanli to Kidsgrove | 1,508.54 mi (2,427.76 km) |
| Harmanli to Killamarsh | 1,477.75 mi (2,378.21 km) |
| Harmanli to Killingworth | 1,532.93 mi (2,467.02 km) |
| Harmanli to Kilmarnock | 1,654.90 mi (2,663.30 km) |
| Harmanli to Kilsyth | 1,649.10 mi (2,653.98 km) |
| Harmanli to Kilwinning | 1,663.53 mi (2,677.19 km) |
| Harmanli to King's Lynn | 1,397.30 mi (2,248.74 km) |
| Harmanli to Kings Norton | 1,480.75 mi (2,383.04 km) |
| Harmanli to Kingsnorth | 1,339.55 mi (2,155.80 km) |
| Harmanli to Kingsteignton | 1,517.22 mi (2,441.73 km) |
| Harmanli to Kingston upon Hull | 1,451.66 mi (2,336.23 km) |
| Harmanli to Kingston upon Thames | 1,393.54 mi (2,242.68 km) |
| Harmanli to Kingswinford | 1,492.25 mi (2,401.54 km) |
