| Gretna to North Augusta (South Carolina) | 537.09 mi (864.36 km) |
| Gretna to North Aurora (Illinois) | 827.61 mi (1,331.92 km) |
| Gretna to North Babylon (New York) | 1,199.77 mi (1,930.85 km) |
| Gretna to North Bay Shore (New York) | 1,203.63 mi (1,937.05 km) |
| Gretna to North Bellmore (New York) | 1,188.85 mi (1,913.27 km) |
| Gretna to North Bellport (New York) | 1,218.50 mi (1,960.98 km) |
| Gretna to North Bend (Oregon) | 2,092.06 mi (3,366.85 km) |
| Gretna to North Bethesda (Maryland) | 967.96 mi (1,557.78 km) |
| Gretna to North Branch (Minnesota) | 1,089.56 mi (1,753.48 km) |
| Gretna to North Canton (Ohio) | 899.73 mi (1,447.98 km) |
| Gretna to North Charleston (South Carolina) | 623.51 mi (1,003.44 km) |
| Gretna to North Chicago (Illinois) | 865.85 mi (1,393.45 km) |
| Gretna to North Decatur (Georgia) | 432.15 mi (695.47 km) |
| Gretna to North Druid Hills (Georgia) | 430.94 mi (693.53 km) |
| Gretna to North Fair Oaks (California) | 1,910.44 mi (3,074.56 km) |
