| Norristown to Abilene (Texas) | 1,452.58 mi (2,337.71 km) |
| Norristown to Accokeek (Maryland) | 133.74 mi (215.24 km) |
| Norristown to Acworth (Georgia) | 662.80 mi (1,066.67 km) |
| Norristown to Ada (Oklahoma) | 1,223.60 mi (1,969.20 km) |
| Norristown to Addison (Illinois) | 671.41 mi (1,080.53 km) |
| Norristown to Addison (Texas) | 1,287.62 mi (2,072.23 km) |
| Norristown to Adelanto (California) | 2,321.80 mi (3,736.57 km) |
| Norristown to Adelphi (Maryland) | 116.14 mi (186.91 km) |
| Norristown to Adrian (Michigan) | 469.92 mi (756.26 km) |
| Norristown to Affton (Missouri) | 807.23 mi (1,299.11 km) |
| Norristown to Agoura Hills (California) | 2,402.79 mi (3,866.92 km) |
| Norristown to Aguadilla (Puerto Rico) | 1,575.54 mi (2,535.58 km) |
| Norristown to Aiken (South Carolina) | 576.05 mi (927.06 km) |
| Norristown to Akron (Ohio) | 330.91 mi (532.55 km) |
| Norristown to Alabaster (Alabama) | 794.11 mi (1,278.00 km) |
