| Gretna to Wayne (Michigan) | 931.20 mi (1,498.62 km) |
| Gretna to Waynesboro (Pennsylvania) | 979.23 mi (1,575.92 km) |
| Gretna to Waynesboro (Virginia) | 850.68 mi (1,369.04 km) |
| Gretna to Weatherford (Oklahoma) | 634.41 mi (1,020.98 km) |
| Gretna to Weatherford (Texas) | 496.04 mi (798.29 km) |
| Gretna to Webb City (Missouri) | 560.46 mi (901.97 km) |
| Gretna to Webster (Texas) | 305.16 mi (491.10 km) |
| Gretna to Webster Groves (Missouri) | 599.74 mi (965.18 km) |
| Gretna to Weddington (North Carolina) | 647.24 mi (1,041.63 km) |
| Gretna to Weigelstown (Pennsylvania) | 1,020.21 mi (1,641.87 km) |
| Gretna to Weirton (West Virginia) | 900.40 mi (1,449.06 km) |
| Gretna to Wekiwa Springs (Florida) | 526.32 mi (847.03 km) |
| Gretna to Welby (Colorado) | 1,086.14 mi (1,747.97 km) |
| Gretna to Wellington (Colorado) | 1,122.55 mi (1,806.58 km) |
| Gretna to Wellington (Florida) | 636.19 mi (1,023.84 km) |
