| Norristown to Norton Shores (Michigan) | 600.74 mi (966.80 km) |
| Norristown to Norwalk (California) | 2,373.64 mi (3,820.00 km) |
| Norristown to Norwalk (Connecticut) | 121.73 mi (195.90 km) |
| Norristown to Norwalk (Iowa) | 962.57 mi (1,549.10 km) |
| Norristown to Norwalk (Ohio) | 388.54 mi (625.30 km) |
| Norristown to Norwich (Connecticut) | 196.48 mi (316.21 km) |
| Norristown to Norwood (Ohio) | 489.21 mi (787.31 km) |
| Norristown to Novato (California) | 2,505.47 mi (4,032.16 km) |
| Norristown to Novi (Michigan) | 453.02 mi (729.07 km) |
| Norristown to O'Fallon (Illinois) | 784.81 mi (1,263.02 km) |
| Norristown to O'Fallon (Missouri) | 824.53 mi (1,326.96 km) |
| Norristown to Oak Creek (Wisconsin) | 676.60 mi (1,088.88 km) |
| Norristown to Oak Forest (Illinois) | 656.06 mi (1,055.82 km) |
| Norristown to Oak Grove (Oregon) | 2,391.46 mi (3,848.69 km) |
| Norristown to Oak Grove (South Carolina) | 531.49 mi (855.35 km) |
