Baltimore County Maryland ZIP Codes - Map and Full List

Baltimore County Maryland is covered by a total of 67 ZIP Codes. There are 24 ZIP Codes in Baltimore County that extend into adjacent counties (Baltimore City County, Carroll County, Harford County, and Howard County). Of the ZIP codes within or partially within Baltimore County there are 46 Standard ZIP Codes, 6 Unique ZIP Codes and 14 PO Box ZIP Codes.

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Baltimore County Maryland ZIP Code Map

Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Baltimore County and can be turned on and off. Each type of postal code can also be turned on and off.

List of ZIP Codes in Baltimore County

ZIP CodeZIP Code City/TownZIP Code Type
ZIP Code 21013
BaldwinStandard
ZIP Code 21020
BoringPO Box
ZIP Code 21022
BrooklandvillePO Box
ZIP Code 21023
ButlerPO Box
ZIP Code 21027
ChasePO Box
ZIP Code 21030
CockeysvilleStandard
ZIP Code 21031
Hunt ValleyStandard
ZIP Code 21043
Ellicott CityStandard
ZIP Code 21051
ForkStandard
ZIP Code 21052
Fort HowardPO Box
ZIP Code 21053
FreelandStandard
ZIP Code 21057
Glen ArmStandard
ZIP Code 21065
Hunt ValleyUnique
ZIP Code 21071
GlyndonPO Box
ZIP Code 21074
HampsteadStandard
ZIP Code 21082
HydesStandard
ZIP Code 21087
KingsvilleStandard
ZIP Code 21092
Long GreenPO Box
ZIP Code 21093
Lutherville TimoniumStandard
ZIP Code 21094
Lutherville TimoniumPO Box
ZIP Code 21102
ManchesterStandard
ZIP Code 21104
MarriottsvilleStandard
ZIP Code 21105
Maryland LinePO Box
ZIP Code 21111
MonktonStandard
ZIP Code 21117
Owings MillsStandard
ZIP Code 21120
ParktonStandard
ZIP Code 21128
Perry HallStandard
ZIP Code 21131
PhoenixStandard
ZIP Code 21133
RandallstownStandard
ZIP Code 21136
ReisterstownStandard
ZIP Code 21139
RiderwoodPO Box
ZIP Code 21152
Sparks GlencoeStandard
ZIP Code 21153
StevensonPO Box
ZIP Code 21155
UppercoStandard
ZIP Code 21156
Upper FallsStandard
ZIP Code 21161
White HallStandard
ZIP Code 21162
White MarshStandard
ZIP Code 21163
WoodstockStandard
ZIP Code 21204
TowsonStandard
ZIP Code 21206
BaltimoreStandard
ZIP Code 21207
Gwynn OakStandard
ZIP Code 21208
PikesvilleStandard
ZIP Code 21209
BaltimoreStandard
ZIP Code 21210
BaltimoreStandard
ZIP Code 21212
BaltimoreStandard
ZIP Code 21219
Sparrows PointStandard
ZIP Code 21220
Middle RiverStandard
ZIP Code 21221
EssexStandard
ZIP Code 21222
DundalkStandard
ZIP Code 21224
BaltimoreStandard
ZIP Code 21227
HalethorpeStandard
ZIP Code 21228
CatonsvilleStandard
ZIP Code 21229
BaltimoreStandard
ZIP Code 21234
ParkvilleStandard
ZIP Code 21235
BaltimoreUnique
ZIP Code 21236
NottinghamStandard
ZIP Code 21237
RosedaleStandard
ZIP Code 21239
BaltimoreStandard
ZIP Code 21241
BaltimoreUnique
ZIP Code 21244
Windsor MillStandard
ZIP Code 21250
BaltimoreUnique
ZIP Code 21252
TowsonUnique
ZIP Code 21282
PikesvillePO Box
ZIP Code 21284
TowsonPO Box
ZIP Code 21285
TowsonPO Box
ZIP Code 21286
TowsonStandard
ZIP Code 21289
BaltimoreUnique

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