| Sliven to Spout Springs (North Carolina) | 5,289.68 mi (8,512.91 km) |
| Sliven to Spring (Texas) | 6,198.11 mi (9,974.89 km) |
| Sliven to Spring Creek (Nevada) | 6,202.45 mi (9,981.88 km) |
| Sliven to Spring Hill (Florida) | 5,764.65 mi (9,277.30 km) |
| Sliven to Spring Hill (Tennessee) | 5,580.03 mi (8,980.20 km) |
| Sliven to Spring Lake (North Carolina) | 5,292.33 mi (8,517.18 km) |
| Sliven to Spring Valley (California) | 6,731.70 mi (10,833.63 km) |
| Sliven to Spring Valley (Nevada) | 6,480.25 mi (10,428.95 km) |
| Sliven to Spring Valley (New York) | 4,819.77 mi (7,756.67 km) |
| Sliven to Springboro (Ohio) | 5,288.74 mi (8,511.40 km) |
| Sliven to Springdale (Arkansas) | 5,824.75 mi (9,374.03 km) |
| Sliven to Springdale (New Jersey) | 4,911.93 mi (7,904.99 km) |
| Sliven to Springdale (Ohio) | 5,311.06 mi (8,547.33 km) |
| Sliven to Springfield (Illinois) | 5,477.26 mi (8,814.81 km) |
| Sliven to Springfield (Massachusetts) | 4,715.69 mi (7,589.17 km) |
