| Ashtabula to Benavente | 3,677.26 mi (5,917.98 km) |
| Ashtabula to Bombarral | 3,650.72 mi (5,875.26 km) |
| Ashtabula to Bougado | 3,613.95 mi (5,816.09 km) |
| Ashtabula to Braga | 3,613.87 mi (5,815.96 km) |
| Ashtabula to Braganca | 3,682.67 mi (5,926.68 km) |
| Ashtabula to Cabeceiras de Basto | 3,633.08 mi (5,846.88 km) |
| Ashtabula to Cacem | 3,659.42 mi (5,889.27 km) |
| Ashtabula to Cadaval | 3,654.45 mi (5,881.27 km) |
| Ashtabula to Caldas da Rainha | 3,647.20 mi (5,869.61 km) |
| Ashtabula to Calheta | 3,473.75 mi (5,590.46 km) |
| Ashtabula to Camara de Lobos | 3,484.26 mi (5,607.38 km) |
| Ashtabula to Canico | 3,492.56 mi (5,620.74 km) |
| Ashtabula to Cantanhede | 3,643.05 mi (5,862.93 km) |
| Ashtabula to Carregal do Sal | 3,668.14 mi (5,903.31 km) |
| Ashtabula to Cartaxo | 3,672.14 mi (5,909.74 km) |
