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Baltimore, MD ZIP codes
Baltimore, Maryland has 42 ZIP codes in the reference dataset, associated with the counties Anne Arundel, Baltimore, Baltimore (city). Every code links to its own page with map reference point and nearby ZIP codes.

Baltimore ZIP codes by county
- Anne Arundel County: 1
- Baltimore County: 2
- Baltimore (city) County: 39
Baltimore ZIP code prefixes
212
Codes sharing a three-digit prefix are sorted by the same mail-processing center. About ZIP prefixes
Download the Baltimore ZIP code list
All 42 ZIP codes as a CSV file with county association and coordinates. Data © GeoNames (Creative Commons Attribution).
Download Baltimore ZIP codes (CSV)Place names are the postal names recorded by GeoNames, and county entries are place associations, not a complete geographic crosswalk.
All Baltimore ZIP codes
42 codes| ZIP code | Place | State | County association |
|---|---|---|---|
| 21201 | Baltimore | MD | Baltimore (city) |
| 21202 | Baltimore | MD | Baltimore (city) |
| 21203 | Baltimore | MD | Baltimore (city) |
| 21205 | Baltimore | MD | Baltimore (city) |
| 21206 | Baltimore | MD | Baltimore (city) |
| 21209 | Baltimore | MD | Baltimore (city) |
| 21210 | Baltimore | MD | Baltimore (city) |
| 21211 | Baltimore | MD | Baltimore (city) |
| 21212 | Baltimore | MD | Baltimore (city) |
| 21213 | Baltimore | MD | Baltimore (city) |
| 21214 | Baltimore | MD | Baltimore (city) |
| 21215 | Baltimore | MD | Baltimore (city) |
| 21216 | Baltimore | MD | Baltimore (city) |
| 21217 | Baltimore | MD | Baltimore (city) |
| 21218 | Baltimore | MD | Baltimore (city) |
| 21223 | Baltimore | MD | Baltimore (city) |
| 21224 | Baltimore | MD | Baltimore (city) |
| 21229 | Baltimore | MD | Baltimore (city) |
| 21230 | Baltimore | MD | Baltimore (city) |
| 21231 | Baltimore | MD | Baltimore (city) |
| 21233 | Baltimore | MD | Baltimore (city) |
| 21235 | Baltimore | MD | Baltimore (city) |
| 21239 | Baltimore | MD | Baltimore (city) |
| 21240 | Baltimore | MD | Anne Arundel |
| 21241 | Baltimore | MD | Baltimore (city) |
| 21250 | Baltimore | MD | Baltimore |
| 21251 | Baltimore | MD | Baltimore |
| 21263 | Baltimore | MD | Baltimore (city) |
| 21264 | Baltimore | MD | Baltimore (city) |
| 21270 | Baltimore | MD | Baltimore (city) |
| 21273 | Baltimore | MD | Baltimore (city) |
| 21275 | Baltimore | MD | Baltimore (city) |
| 21278 | Baltimore | MD | Baltimore (city) |
| 21279 | Baltimore | MD | Baltimore (city) |
| 21280 | Baltimore | MD | Baltimore (city) |
| 21281 | Baltimore | MD | Baltimore (city) |
| 21287 | Baltimore | MD | Baltimore (city) |
| 21288 | Baltimore | MD | Baltimore (city) |
| 21289 | Baltimore | MD | Baltimore (city) |
| 21290 | Baltimore | MD | Baltimore (city) |
| 21297 | Baltimore | MD | Baltimore (city) |
| 21298 | Baltimore | MD | Baltimore (city) |