| Niederkassel to Hicksville (New York) | 3,746.52 mi (6,029.43 km) |
| Niederkassel to Hidalgo (Texas) | 5,455.15 mi (8,779.21 km) |
| Niederkassel to High Point (North Carolina) | 4,227.29 mi (6,803.16 km) |
| Niederkassel to Highland (California) | 5,659.63 mi (9,108.29 km) |
| Niederkassel to Highland (Illinois) | 4,468.95 mi (7,192.07 km) |
| Niederkassel to Highland (Indiana) | 4,249.63 mi (6,839.12 km) |
| Niederkassel to Highland (Utah) | 5,133.02 mi (8,260.79 km) |
| Niederkassel to Highland City (Florida) | 4,700.66 mi (7,564.98 km) |
| Niederkassel to Highland Park (Illinois) | 4,232.09 mi (6,810.89 km) |
| Niederkassel to Highland Park (New Jersey) | 3,794.50 mi (6,106.66 km) |
| Niederkassel to Highland Springs (Virginia) | 4,045.97 mi (6,511.37 km) |
| Niederkassel to Highland Village (Texas) | 5,035.93 mi (8,104.55 km) |
| Niederkassel to Highlands Ranch (Colorado) | 4,966.75 mi (7,993.21 km) |
| Niederkassel to Hillcrest (California) | 5,638.10 mi (9,073.64 km) |
| Niederkassel to Hillcrest Heights (Maryland) | 3,971.66 mi (6,391.77 km) |
