Baltimore City County, Maryland ZIP Codes

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ZIP Codes in Baltimore City County with Associated Cities & Towns

Baltimore City County, MD - Standard ZIP Codes
21201 | 21202 | 21205 | 21206 | 21207 | 21208 | 21209 | 21210 | 21211 | 21212 | 21213 | 21214 | 21215 | 21216 | 21217 | 21218 | 21222 | 21223 | 21224 | 21225 | 21226 | 21227 | 21228 | 21229 | 21230 | 21231 | 21233 | 21234 | 21236 | 21237 | 21239 | 21287
Baltimore City County, MD - PO Box ZIP Codes (NO DEMOGRAPHIC DATA)
21203 | 21270 | 21281 | 21297
Baltimore City County, MD - Unique - Single Entity ZIP Codes (NO DEMOGRAPHIC DATA)
21235 | 21241 | 21251 | 21263 | 21264 | 21273 | 21275 | 21278 | 21279 | 21289 | 21290 | 21298
Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.

ZIP Codes in Baltimore City County Address Data

  • Businesses Addresses: 31,177
  • PO Box Addresses: 7,560
  • Residential Addresses: 426,283
    • Multi-Family Addresses: 99,966
    • Single Family Addresses: 324,718

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Map of Baltimore City County, MD ZIP Codes With Actual (Default) City Names

Baltimore
Brooklyn


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