Baltimore, Maryland ZIP Codes
- ZIP codes
- 23
- State
- Maryland (MD)
- Counties
- Anne Arundel, Baltimore
- Time zone
- Eastern Time
ZIP codes associated with Baltimore
ZIP codes are postal delivery areas and may not match the city's municipal boundary.
- 21201Baltimore County
- 21202Baltimore County
- 21205Baltimore County
- 21206Baltimore County
- 21209Baltimore County
- 21210Baltimore County
- 21211Baltimore County
- 21212Baltimore County
- 21213Baltimore County
- 21214Baltimore County
- 21215Baltimore County
- 21216Baltimore County
- 21217Baltimore County
- 21218Baltimore County
- 21223Baltimore County
- 21224Baltimore County
- 21229Baltimore County
- 21230Baltimore County
- 21231Baltimore County
- 21239Baltimore County
- 21240Anne Arundel County
- 21250Baltimore County
- 21251Baltimore County