| Waltham to Parma (Ohio) | 543.48 mi (874.65 km) |
| Waltham to Parma Heights (Ohio) | 545.24 mi (877.48 km) |
| Waltham to Parole (Maryland) | 364.08 mi (585.93 km) |
| Waltham to Parsippany (New Jersey) | 194.70 mi (313.35 km) |
| Waltham to Pasadena (California) | 2,572.70 mi (4,140.37 km) |
| Waltham to Pasadena (Maryland) | 356.47 mi (573.68 km) |
| Waltham to Pasadena (Texas) | 1,590.76 mi (2,560.08 km) |
| Waltham to Pasadena Hills (Florida) | 1,152.40 mi (1,854.60 km) |
| Waltham to Pascagoula (Mississippi) | 1,267.12 mi (2,039.23 km) |
| Waltham to Pasco (Washington) | 2,346.02 mi (3,775.56 km) |
| Waltham to Passaic (New Jersey) | 182.78 mi (294.15 km) |
| Waltham to Pataskala (Ohio) | 618.12 mi (994.76 km) |
| Waltham to Patchogue (New York) | 145.12 mi (233.55 km) |
| Waltham to Paterson (New Jersey) | 181.92 mi (292.77 km) |
| Waltham to Patterson (California) | 2,627.93 mi (4,229.24 km) |
