ZIP Codes in Maryland
Browse ZIP codes in Maryland, including city, county, area code, population, income, and timezone. This state page is designed to help you move between ZIP lookups, area code lookups, and geographic browsing.
State
Maryland
MD
ZIP codes
605
Area codes
2
21701
Frederick, MD
Area
301
Pop.
36,417
20817
Bethesda, MD
Area
301
Pop.
36,370
20785
Hyattsville, MD
Area
301
Pop.
36,357
20901
Silver Spring, MD
Area
301
Pop.
35,837
21014
Bel Air, MD
Area
410
Pop.
35,192
20877
Gaithersburg, MD
Area
301
Pop.
34,886
21227
Halethorpe, MD
Area
410
Pop.
34,386
21225
Brooklyn, MD
Area
410
Pop.
34,315
20886
Montgomery Village, MD
Area
301
Pop.
34,023
20782
Hyattsville, MD
Area
301
Pop.
33,840
21230
Baltimore, MD
Area
410
Pop.
33,556
21212
Baltimore, MD
Area
410
Pop.
33,255
21703
Frederick, MD
Area
301
Pop.
33,226
21136
Reisterstown, MD
Area
410
Pop.
33,190
21742
Hagerstown, MD
Area
301
Pop.
32,609
21144
Severn, MD
Area
410
Pop.
32,328
21208
Pikesville, MD
Area
410
Pop.
32,173
20707
Laurel, MD
Area
301
Pop.
31,938
21113
Odenton, MD
Area
410
Pop.
31,219
21133
Randallstown, MD
Area
410
Pop.
31,020
21801
Salisbury, MD
Area
410
Pop.
30,997
20603
Waldorf, MD
Area
301
Pop.
30,964
20815
Chevy Chase, MD
Area
301
Pop.
30,774
21403
Annapolis, MD
Area
410
Pop.
30,352
21213
Baltimore, MD
Area
410
Pop.
30,307
21239
Baltimore, MD
Area
410
Pop.
30,147
20723
Laurel, MD
Area
301
Pop.
29,882
21237
Rosedale, MD
Area
410
Pop.
29,832
20853
Rockville, MD
Area
301
Pop.
29,714
20745
Oxon Hill, MD
Area
301
Pop.
29,710
21009
Abingdon, MD
Area
410
Pop.
29,509
20784
Hyattsville, MD
Area
301
Pop.
29,484
21060
Glen Burnie, MD
Area
410
Pop.
29,233
21209
Baltimore, MD
Area
410
Pop.
28,831
21771
Mount Airy, MD
Area
301
Pop.
28,700
20746
Suitland, MD
Area
301
Pop.
28,624
20740
College Park, MD
Area
301
Pop.
28,459
21015
Bel Air, MD
Area
410
Pop.
28,447
20814
Bethesda, MD
Area
301
Pop.
27,804
20715
Bowie, MD
Area
301
Pop.
27,772
21075
Elkridge, MD
Area
410
Pop.
27,181
21146
Severna Park, MD
Area
410
Pop.
26,703
21114
Crofton, MD
Area
410
Pop.
26,636
20721
Bowie, MD
Area
301
Pop.
26,412
20876
Germantown, MD
Area
301
Pop.
26,037
20602
Waldorf, MD
Area
301
Pop.
25,835
20653
Lexington Park, MD
Area
301
Pop.
25,587
21216
Baltimore, MD
Area
410
Pop.
25,517
About ZIP codes in Maryland
ZIP codes in Maryland can be used to browse local cities, counties, area codes, and population data. This page is a state-level directory for postal lookup and serves as a strong internal hub for deeper ZIP and area code pages.