| Mastic Beach to Kluczbork | 4,152.13 mi (6,682.20 km) |
| Mastic Beach to Knurow | 4,195.99 mi (6,752.79 km) |
| Mastic Beach to Kobylka | 4,216.99 mi (6,786.59 km) |
| Mastic Beach to Kokoszki | 4,051.70 mi (6,520.58 km) |
| Mastic Beach to Kolbuszowa | 4,312.01 mi (6,939.50 km) |
| Mastic Beach to Kolno | 4,205.92 mi (6,768.78 km) |
| Mastic Beach to Kolo | 4,127.09 mi (6,641.92 km) |
| Mastic Beach to Kolobrzeg | 3,952.07 mi (6,360.24 km) |
| Mastic Beach to Koluszki | 4,185.61 mi (6,736.09 km) |
| Mastic Beach to Komorniki | 4,052.79 mi (6,522.33 km) |
| Mastic Beach to Konin | 4,112.92 mi (6,619.10 km) |
| Mastic Beach to Konskie | 4,227.60 mi (6,803.67 km) |
| Mastic Beach to Konstancin-Jeziorna | 4,222.67 mi (6,795.73 km) |
| Mastic Beach to Konstantynow Lodzki | 4,168.24 mi (6,708.14 km) |
| Mastic Beach to Koronowo | 4,064.79 mi (6,541.65 km) |
