| Genoa to Oakley (California) | 5,964.05 mi (9,598.22 km) |
| Genoa to Oakton (Virginia) | 4,255.09 mi (6,847.91 km) |
| Genoa to Oakville (Missouri) | 4,823.19 mi (7,762.17 km) |
| Genoa to Oatfield (Oregon) | 5,558.47 mi (8,945.50 km) |
| Genoa to Ocala (Florida) | 4,889.69 mi (7,869.19 km) |
| Genoa to Ocean Acres (New Jersey) | 4,089.03 mi (6,580.66 km) |
| Genoa to Ocean City (New Jersey) | 4,121.74 mi (6,633.29 km) |
| Genoa to Ocean Pines (Maryland) | 4,180.82 mi (6,728.38 km) |
| Genoa to Ocean Pointe (Hawaii) | 7,821.40 mi (12,587.33 km) |
| Genoa to Ocean Springs (Mississippi) | 5,130.09 mi (8,256.07 km) |
| Genoa to Oceanside (California) | 6,098.95 mi (9,815.31 km) |
| Genoa to Oceanside (New York) | 4,026.48 mi (6,480.00 km) |
| Genoa to Ocoee (Florida) | 4,888.44 mi (7,867.19 km) |
| Genoa to Oconomowoc (Wisconsin) | 4,542.86 mi (7,311.02 km) |
| Genoa to Odenton (Maryland) | 4,221.43 mi (6,793.73 km) |
