About ZIP code 21230
The ZIP code 21230 routes mail to Baltimore in the Maryland region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
21230 - Baltimore
ZIP code 21230 is Baltimore in Maryland, United States.
| ZIP code | 21230 |
| Place | Baltimore |
| Region | Maryland |
| District | Baltimore (city) |
| Country | United States (US) |
| Coordinates | 39.2645, -76.6224 (map) |