| Ashtabula to Santarem | 3,674.05 mi (5,912.82 km) |
| Ashtabula to Santiago do Cacem | 3,713.04 mi (5,975.55 km) |
| Ashtabula to Santo Andre | 3,709.55 mi (5,969.94 km) |
| Ashtabula to Santo Tirso | 3,618.35 mi (5,823.18 km) |
| Ashtabula to Sao Bras de Alportel | 3,781.14 mi (6,085.16 km) |
| Ashtabula to Sao Felix da Marinha | 3,620.29 mi (5,826.30 km) |
| Ashtabula to Sao Joao da Madeira | 3,630.78 mi (5,843.18 km) |
| Ashtabula to Sao Joao de Ver | 3,626.12 mi (5,835.68 km) |
| Ashtabula to Sao Mamede de Infesta | 3,616.25 mi (5,819.79 km) |
| Ashtabula to Sao Pedro do Sul | 3,655.07 mi (5,882.27 km) |
| Ashtabula to Satao | 3,671.14 mi (5,908.13 km) |
| Ashtabula to Seia | 3,682.42 mi (5,926.28 km) |
| Ashtabula to Senhora da Hora | 3,614.30 mi (5,816.66 km) |
| Ashtabula to Serpa | 3,768.01 mi (6,064.03 km) |
| Ashtabula to Serta | 3,683.57 mi (5,928.14 km) |
