| Dupnitsa to Odessa (Texas) | 6,255.55 mi (10,067.33 km) |
| Dupnitsa to Ogden (Utah) | 6,023.95 mi (9,694.62 km) |
| Dupnitsa to Oildale (California) | 6,560.31 mi (10,557.79 km) |
| Dupnitsa to Ojus (Florida) | 5,656.22 mi (9,102.80 km) |
| Dupnitsa to Okemos (Michigan) | 5,043.97 mi (8,117.48 km) |
| Dupnitsa to Oklahoma City (Oklahoma) | 5,888.86 mi (9,477.20 km) |
| Dupnitsa to Okmulgee (Oklahoma) | 5,826.57 mi (9,376.96 km) |
| Dupnitsa to Olathe (Kansas) | 5,613.17 mi (9,033.52 km) |
| Dupnitsa to Old Jamestown (Missouri) | 5,450.20 mi (8,771.25 km) |
| Dupnitsa to Oldsmar (Florida) | 5,668.06 mi (9,121.85 km) |
| Dupnitsa to Olean (New York) | 4,841.81 mi (7,792.14 km) |
| Dupnitsa to Olive Branch (Mississippi) | 5,627.34 mi (9,056.33 km) |
| Dupnitsa to Olivehurst (California) | 6,395.51 mi (10,292.58 km) |
| Dupnitsa to Olney (Maryland) | 4,916.14 mi (7,911.76 km) |
| Dupnitsa to Olympia (Washington) | 5,924.99 mi (9,535.35 km) |
