| Olecko to Chojnice | 202.94 mi (326.60 km) |
| Olecko to Chojnow | 334.91 mi (538.99 km) |
| Olecko to Chorzow | 298.53 mi (480.43 km) |
| Olecko to Choszczno | 296.40 mi (477.01 km) |
| Olecko to Chrzanow | 299.82 mi (482.52 km) |
| Olecko to Ciechanow | 111.33 mi (179.17 km) |
| Olecko to Ciechocinek | 172.28 mi (277.26 km) |
| Olecko to Cieszyn | 338.66 mi (545.02 km) |
| Olecko to Czarna Bialostocka | 59.96 mi (96.50 km) |
| Olecko to Czarnkow | 256.20 mi (412.32 km) |
| Olecko to Czechowice-Dziedzice | 321.08 mi (516.73 km) |
| Olecko to Czeladz | 293.70 mi (472.66 km) |
| Olecko to Czersk Pomorski | 184.91 mi (297.59 km) |
| Olecko to Czestochowa | 264.95 mi (426.40 km) |
| Olecko to Czluchow | 210.70 mi (339.10 km) |
