| Ashtabula to Security-Widefield (Colorado) | 1,274.12 mi (2,050.50 km) |
| Ashtabula to Sedalia (Missouri) | 690.33 mi (1,110.98 km) |
| Ashtabula to Sedro-Woolley (Washington) | 2,042.20 mi (3,286.60 km) |
| Ashtabula to Seguin (Texas) | 1,279.45 mi (2,059.07 km) |
| Ashtabula to Selden (New York) | 407.76 mi (656.23 km) |
| Ashtabula to Selma (Alabama) | 738.05 mi (1,187.78 km) |
| Ashtabula to Selma (California) | 2,091.44 mi (3,365.85 km) |
| Ashtabula to Selma (Texas) | 1,294.00 mi (2,082.50 km) |
| Ashtabula to Seminole (Florida) | 976.29 mi (1,571.19 km) |
| Ashtabula to Seven Hills (Ohio) | 56.90 mi (91.57 km) |
| Ashtabula to Seven Oaks (South Carolina) | 541.53 mi (871.51 km) |
| Ashtabula to Severn (Maryland) | 287.03 mi (461.94 km) |
| Ashtabula to Severna Park (Maryland) | 294.31 mi (473.65 km) |
| Ashtabula to Sevierville (Tennessee) | 440.00 mi (708.11 km) |
| Ashtabula to Seymour (Indiana) | 335.81 mi (540.44 km) |
