Baltimore zipcode
| City | Baltimore |
| ZIP Code | 21278 |
| Type | Company/Organization |
| State Code | MD |
| State | Maryland |
ZIP code of Baltimore is 21278. This place is located in Maryland state in US. To send any postal service to Baltimore, you must use 21278 zipcode.
You should avoid following 1 city name of Maryland to be used with the ZIP code 21278.
- Baltimore Sunpapers, MD