| Gabrovo to Ukiah (California) | 6,437.87 mi (10,360.75 km) |
| Gabrovo to Union (Missouri) | 5,548.78 mi (8,929.90 km) |
| Gabrovo to Union City (California) | 6,510.88 mi (10,478.26 km) |
| Gabrovo to Union City (Georgia) | 5,547.58 mi (8,927.97 km) |
| Gabrovo to Union City (New Jersey) | 4,786.40 mi (7,702.96 km) |
| Gabrovo to Union City (Tennessee) | 5,580.20 mi (8,980.47 km) |
| Gabrovo to Union Hill-Novelty Hill (Washington) | 5,871.78 mi (9,449.72 km) |
| Gabrovo to Union Park (Florida) | 5,655.44 mi (9,101.55 km) |
| Gabrovo to Uniondale (New York) | 4,770.84 mi (7,677.93 km) |
| Gabrovo to Universal City (Texas) | 6,288.40 mi (10,120.20 km) |
| Gabrovo to University (Florida) | 5,730.81 mi (9,222.84 km) |
| Gabrovo to University City (Missouri) | 5,513.29 mi (8,872.78 km) |
| Gabrovo to University Heights (Ohio) | 5,047.70 mi (8,123.50 km) |
| Gabrovo to University of California-Santa Barbara (California) | 6,662.53 mi (10,722.30 km) |
| Gabrovo to University Park (Texas) | 6,053.74 mi (9,742.55 km) |
