| Chelmsford to Petersburg (Virginia) | 3,776.93 mi (6,078.38 km) |
| Chelmsford to Pflugerville (Texas) | 4,917.07 mi (7,913.26 km) |
| Chelmsford to Pharr (Texas) | 5,167.15 mi (8,315.73 km) |
| Chelmsford to Phelan (California) | 5,404.46 mi (8,697.63 km) |
| Chelmsford to Phenix City (Alabama) | 4,315.83 mi (6,945.65 km) |
| Chelmsford to Philadelphia (Pennsylvania) | 3,557.86 mi (5,725.82 km) |
| Chelmsford to Phillipsburg (New Jersey) | 3,529.70 mi (5,680.50 km) |
| Chelmsford to Phoenix (Arizona) | 5,274.86 mi (8,489.07 km) |
| Chelmsford to Phoenixville (Pennsylvania) | 3,567.82 mi (5,741.85 km) |
| Chelmsford to Picayune (Mississippi) | 4,600.40 mi (7,403.62 km) |
| Chelmsford to Pickerington (Ohio) | 3,868.41 mi (6,225.61 km) |
| Chelmsford to Pico Rivera (California) | 5,448.21 mi (8,768.04 km) |
| Chelmsford to Piedmont (California) | 5,352.24 mi (8,613.60 km) |
| Chelmsford to Pierre (South Dakota) | 4,298.89 mi (6,918.39 km) |
| Chelmsford to Pike Creek Valley (Delaware) | 3,593.16 mi (5,782.63 km) |
