| Portsmouth to Lebanon (Indiana) | 3,971.56 mi (6,391.61 km) |
| Portsmouth to Lebanon (Missouri) | 4,326.56 mi (6,962.93 km) |
| Portsmouth to Lebanon (New Hampshire) | 3,244.89 mi (5,222.14 km) |
| Portsmouth to Lebanon (Ohio) | 3,910.06 mi (6,292.64 km) |
| Portsmouth to Lebanon (Oregon) | 4,987.30 mi (8,026.28 km) |
| Portsmouth to Lebanon (Pennsylvania) | 3,552.65 mi (5,717.44 km) |
| Portsmouth to Lebanon (Tennessee) | 4,146.06 mi (6,672.45 km) |
| Portsmouth to Lee's Summit (Missouri) | 4,332.37 mi (6,972.27 km) |
| Portsmouth to Leeds (Alabama) | 4,282.37 mi (6,891.82 km) |
| Portsmouth to Leesburg (Florida) | 4,319.64 mi (6,951.79 km) |
| Portsmouth to Leesburg (Virginia) | 3,653.14 mi (5,879.16 km) |
| Portsmouth to Lehi (Utah) | 4,879.96 mi (7,853.53 km) |
| Portsmouth to Lehigh Acres (Florida) | 4,415.18 mi (7,105.54 km) |
| Portsmouth to Leisure City (Florida) | 4,419.21 mi (7,112.03 km) |
| Portsmouth to Leland (North Carolina) | 3,895.09 mi (6,268.55 km) |
