| Gretna to Burley (Idaho) | 1,576.37 mi (2,536.92 km) |
| Gretna to Burlingame (California) | 1,920.18 mi (3,090.23 km) |
| Gretna to Burlington (Iowa) | 755.32 mi (1,215.56 km) |
| Gretna to Burlington (Kentucky) | 698.62 mi (1,124.33 km) |
| Gretna to Burlington (North Carolina) | 745.98 mi (1,200.54 km) |
| Gretna to Burlington (Vermont) | 1,362.52 mi (2,192.76 km) |
| Gretna to Burlington (Wisconsin) | 887.42 mi (1,428.16 km) |
| Gretna to Burnsville (Minnesota) | 1,041.33 mi (1,675.86 km) |
| Gretna to Burr Ridge (Illinois) | 826.54 mi (1,330.19 km) |
| Gretna to Burton (Michigan) | 971.59 mi (1,563.63 km) |
| Gretna to Burtonsville (Maryland) | 979.05 mi (1,575.62 km) |
| Gretna to Butler (Pennsylvania) | 947.10 mi (1,524.21 km) |
| Gretna to Butte (Montana) | 1,644.43 mi (2,646.46 km) |
| Gretna to Byram (Mississippi) | 158.07 mi (254.39 km) |
| Gretna to Cabot (Arkansas) | 368.51 mi (593.05 km) |
