St. Mary's County, MD mailboxes and post offices

There are 55 United States Postal Service post boxes and offices available to the public in St. Mary's County. You can use any one of these locations to mail your letter or package via USPS. For additional collection boxes in neighboring communities, see the list of mailboxes in Maryland.

Post Offices and Mailboxes in Maryland

Where to buy postage stamps in St. Mary's County, MD

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Patuxent River Post Office

459 Cedar Point Rd

Patuxent River, MD 20670

Lexington Park Post Office

21745 S Coral Dr

Lexington Park, MD 20653

California Post Office

22576 Macarthur Blvd Ste 330

California, MD 20619

Park Hall Post Office

18400 Point Lookout Rd

Park Hall, MD 20667

Great Mills Post Office

20210 Point Lookout Rd

Great Mills, MD 20634

Callaway Post Office

20293 Piney Point Rd

Callaway, MD 20620

Saint Marys City Post Office

16855 Point Lookout Rd

Saint Marys City, MD 20686

Valley Lee Post Office

45150 Blake Creek Rd

Valley Lee, MD 20692

Drayden Post Office

18552 Cherryfield Rd

Drayden, MD 20630

Hollywood Post Office

24351 Mervell Dean Rd

Hollywood, MD 20636

Saint Inigoes Post Office

15066 Point Lookout Rd

Saint Inigoes, MD 20684

Dameron Post Office

17679 Three Notch Rd

Dameron, MD 20628

Piney Point Post Office

17160 Piney Point Rd

Piney Point, MD 20674

Leonardtown Post Office

22735 Washington St

Leonardtown, MD 20650

Ridge Post Office

13274 Point Lookout Rd

Ridge, MD 20680

Morganza Post Office

39600 Doctor Johnson Rd

Morganza, MD 20660

Clements Post Office

24015 Colton Point Rd

Clements, MD 20624

Abell Post Office

21388 Abell Rd

Abell, MD 20606

Coltons Point Post Office

20254 Colton Point Rd

Coltons Point, MD 20626

Avenue Post Office

21535 Colton Point Rd

Avenue, MD 20609

Bushwood Post Office

22840 Bushwood Rd

Bushwood, MD 20618

Chaptico Post Office

25749 Budds Creek Rd

Chaptico, MD 20621

Mechanicsville Post Office

28948 Three Notch Rd

Mechanicsville, MD 20659

Charlotte Hall Post Office

29948 Three Notch Rd

Charlotte Hall, MD 20622

Loveville Village Post Office

28085 Point Lookout Rd

Leonardtown, MD 20650

Public Collection Box

47082 Liljencrantz Rd

Patuxent River, MD 20670

Public Collection Box

22103 Mandt Rd

Patuxent River, MD 20670

Public Collection Box

47149 Buse Rd

Patuxent River, MD 20670

Public Collection Box

47123 Buse Rd

Patuxent River, MD 20670

Public Collection Box

22095 Fortin Cir

Patuxent River, MD 20670

Public Collection Box

715 Memq

Patuxent River, MD 20670

Public Collection Box

47033 Mcleod Rd

Patuxent River, MD 20670

Public Collection Box

22099 Cuddihy Road Nex

Patuxent River, MD 20670

Public Collection Box

1400 Buse Rd

Patuxent River, MD 20670

Public Collection Box

47298 Tate Rd # Vx 1

Patuxent River, MD 20670

Public Collection Box

22268 Cedar Point Rd

Patuxent River, MD 20670

Public Collection Box

21800 Millison Plz

Lexington Park, MD 20653

Public Collection Box

46940 S Shangri La Dr

Lexington Park, MD 20653

Public Collection Box

22347 Cedar Point Rd

Patuxent River, MD 20670

Public Collection Box

46727 Midway Dr

Lexington Park, MD 20653

Public Collection Box

22541 Millstone Rd

Patuxent River, MD 20670

Public Collection Box

Tate Rd

Patuxent River, MD 20670

Public Collection Box

21625 Great Mills Rd

Lexington Park, MD 20653

Public Collection Box

48110 Shaw Rd

Patuxent River, MD 20670

Public Collection Box

48150 Shaw Rd

Patuxent River, MD 20670

Public Collection Box

22576 Macarthur Blvd

California, MD 20619

Mailbox in Post Office Lobby

22576 Mac Arthur Blvd

California, MD 20619

Public Collection Box

22741 Three Notch Rd

California, MD 20619

Public Collection Box

16064 Three Notch Rd

California, MD 20619

Public Collection Box

45101 First Colony Way

California, MD 20619

Public Collection Box

23415 Three Notch Rd

California, MD 20619

Mailbox in Post Office Lobby

16855 Point Lookout Rd

St Marys City, MD 20686

Public Collection Box

25500 Point Lookout Rd

Leonardtown, MD 20650

Public Collection Box

23160 Moakley St

Leonardtown, MD 20650

Public Collection Box

40955 Merchants Ln Unit 18

Leonardtown, MD 20650