Massachusetts ZIP codes
Main ZIP codes for the largest cities in Massachusetts. Format: 5-digit ZIP code (ZIP+4 optional).
Cities
| City | Code |
|---|---|
| Boston | 02108 |
| Worcester | 01608 |
| Springfield | 01103 |
| Cambridge | 02138 |
| Lowell | 01852 |
Large cities have many codes; the code shown is the main/central one. All states & countries →