| Clemmons to Benavente | 3,824.43 mi (6,154.83 km) |
| Clemmons to Bombarral | 3,799.20 mi (6,114.22 km) |
| Clemmons to Bougado | 3,779.21 mi (6,082.05 km) |
| Clemmons to Braga | 3,781.03 mi (6,084.99 km) |
| Clemmons to Braganca | 3,855.57 mi (6,204.94 km) |
| Clemmons to Cabeceiras de Basto | 3,801.06 mi (6,117.22 km) |
| Clemmons to Cacem | 3,803.81 mi (6,121.65 km) |
| Clemmons to Cadaval | 3,802.82 mi (6,120.04 km) |
| Clemmons to Caldas da Rainha | 3,796.77 mi (6,110.31 km) |
| Clemmons to Calheta | 3,548.05 mi (5,710.04 km) |
| Clemmons to Camara de Lobos | 3,558.94 mi (5,727.57 km) |
| Clemmons to Canico | 3,567.24 mi (5,740.91 km) |
| Clemmons to Cantanhede | 3,800.92 mi (6,116.99 km) |
| Clemmons to Carregal do Sal | 3,828.12 mi (6,160.76 km) |
| Clemmons to Cartaxo | 3,820.71 mi (6,148.85 km) |
