| Smolyan to Spout Springs (North Carolina) | 5,265.88 mi (8,474.62 km) |
| Smolyan to Spring (Texas) | 6,186.86 mi (9,956.78 km) |
| Smolyan to Spring Creek (Nevada) | 6,229.51 mi (10,025.42 km) |
| Smolyan to Spring Hill (Florida) | 5,735.26 mi (9,230.01 km) |
| Smolyan to Spring Hill (Tennessee) | 5,565.77 mi (8,957.25 km) |
| Smolyan to Spring Lake (North Carolina) | 5,268.36 mi (8,478.61 km) |
| Smolyan to Spring Valley (California) | 6,753.53 mi (10,868.76 km) |
| Smolyan to Spring Valley (Nevada) | 6,502.67 mi (10,465.03 km) |
| Smolyan to Spring Valley (New York) | 4,799.80 mi (7,724.53 km) |
| Smolyan to Springboro (Ohio) | 5,276.87 mi (8,492.30 km) |
| Smolyan to Springdale (Arkansas) | 5,819.69 mi (9,365.89 km) |
| Smolyan to Springdale (New Jersey) | 4,890.89 mi (7,871.13 km) |
| Smolyan to Springdale (Ohio) | 5,299.06 mi (8,528.02 km) |
| Smolyan to Springfield (Illinois) | 5,471.68 mi (8,805.81 km) |
| Smolyan to Springfield (Massachusetts) | 4,695.90 mi (7,557.32 km) |
