| Longford to Southern Pines (North Carolina) | 3,585.01 mi (5,769.51 km) |
| Longford to Southfield (Michigan) | 3,396.53 mi (5,466.18 km) |
| Longford to Southgate (Michigan) | 3,406.70 mi (5,482.56 km) |
| Longford to Southlake (Texas) | 4,396.34 mi (7,075.22 km) |
| Longford to Spanaway (Washington) | 4,490.48 mi (7,226.73 km) |
| Longford to Spanish Fork (Utah) | 4,540.97 mi (7,307.98 km) |
| Longford to Spanish Lake (Missouri) | 3,836.76 mi (6,174.67 km) |
| Longford to Spanish Springs (Nevada) | 4,824.63 mi (7,764.49 km) |
| Longford to Sparks (Nevada) | 4,830.74 mi (7,774.33 km) |
| Longford to Spartanburg (South Carolina) | 3,698.41 mi (5,952.01 km) |
| Longford to Spearfish (South Dakota) | 4,050.05 mi (6,517.92 km) |
| Longford to Speedway (Indiana) | 3,636.06 mi (5,851.67 km) |
| Longford to Spencer (Iowa) | 3,811.26 mi (6,133.63 km) |
| Longford to Spokane (Washington) | 4,316.70 mi (6,947.06 km) |
| Longford to Spokane Valley (Washington) | 4,311.14 mi (6,938.11 km) |
