Post offices in the county of St. Mary's, MD

Use this page to find the post offices in your county that open earliest or stay open latest. The open hours listed are for the post office's retail hours, which means the hours in which a postal service employee is available at the counter to help with mailings and other services. Oftentimes lobbies are open extended hours, and you are able to check your PO box, drop off packages, or use the self-service APC machine to buy postage. The list below is first sorted alphabetically by city, then by post office name. Street View photos of post offices are shown when available. Please contact us if you find an error, so that we can correct it.

Street View Image of Abell Post Office in Abell, MD

Abell Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
21388 Abell Rd Abell , MD 20606-9998

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Open hours
Day Open Close
Monday 12:00 PM 4:00 PM
Tuesday 12:00 PM 4:00 PM
Wednesday 12:00 PM 4:00 PM
Thursday 12:00 PM 4:00 PM
Friday 12:00 PM 4:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-769-2262

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Street View Image of Avenue Post Office in Avenue, MD

Avenue Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
21535 Colton Point Rd Avenue , MD 20609-9998

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Open hours
Day Open Close
Monday 9:00 AM 12:00 PM
2:00 PM 5:00 PM
Tuesday 9:00 AM 12:00 PM
2:00 PM 5:00 PM
Wednesday 9:00 AM 12:00 PM
2:00 PM 5:00 PM
Thursday 9:00 AM 12:00 PM
2:00 PM 5:00 PM
Friday 9:00 AM 12:00 PM
2:00 PM 5:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed
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Street View Image of Bushwood Post Office in Bushwood, MD

Bushwood Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
22840 Bushwood Rd Bushwood , MD 20618-9998

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Open hours
Day Open Close
Monday 12:00 PM 4:00 PM
Tuesday 12:00 PM 4:00 PM
Wednesday 12:00 PM 4:00 PM
Thursday 12:00 PM 4:00 PM
Friday 12:00 PM 4:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-769-2264

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Street View Image of California Post Office in California, MD

California Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
22576 Macarthur Blvd Ste 330 California , MD 20619-9997

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Open hours
Day Open Close
Monday 9:00 AM 5:00 PM
Tuesday 9:00 AM 5:00 PM
Wednesday 9:00 AM 5:00 PM
Thursday 9:00 AM 5:00 PM
Friday 9:00 AM 5:00 PM
Saturday 9:00 AM 2:00 PM
Sunday Closed
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Street View Image of Callaway Post Office in Callaway, MD

Callaway Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
20293 Piney Point Rd Callaway , MD 20620-9998

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Open hours
Day Open Close
Monday 9:00 AM 12:45 PM
1:45 PM 5:00 PM
Tuesday 9:00 AM 12:45 PM
1:45 PM 5:00 PM
Wednesday 9:00 AM 12:45 PM
1:45 PM 5:00 PM
Thursday 9:00 AM 12:45 PM
1:45 PM 5:00 PM
Friday 9:00 AM 12:45 PM
1:45 PM 5:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-994-1183

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Street View Image of Chaptico Post Office in Chaptico, MD

Chaptico Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
25749 Budds Creek Rd Chaptico , MD 20621-9998

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Open hours
Day Open Close
Monday 9:00 AM 12:00 PM
1:00 PM 5:00 PM
Tuesday 9:00 AM 12:00 PM
1:00 PM 5:00 PM
Wednesday 9:00 AM 12:00 PM
1:00 PM 5:00 PM
Thursday 9:00 AM 12:00 PM
1:00 PM 5:00 PM
Friday 9:00 AM 12:00 PM
1:00 PM 5:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-884-4334

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Street View Image of Clements Post Office in Clements, MD

Clements Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
24015 Colton Point Rd Clements , MD 20624-9998

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Open hours
Day Open Close
Monday 9:30 AM 12:00 PM
1:00 PM 4:30 PM
Tuesday 9:30 AM 12:00 PM
1:00 PM 4:30 PM
Wednesday 9:30 AM 12:00 PM
1:00 PM 4:30 PM
Thursday 9:30 AM 12:00 PM
1:00 PM 4:30 PM
Friday 9:30 AM 12:00 PM
1:00 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-769-4548

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Street View Image of Coltons Point Post Office in Coltons Point, MD

Coltons Point Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
20254 Colton Point Rd Coltons Point , MD 20626-9998

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Open hours
Day Open Close
Monday 12:30 PM 4:30 PM
Tuesday 12:30 PM 4:30 PM
Wednesday 12:30 PM 4:30 PM
Thursday 12:30 PM 4:30 PM
Friday 12:30 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-769-3853

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Street View Image of Compton Post Office in Compton, MD

Compton Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
22173 Bayside Rd Compton , MD 20627-9998

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Open hours
Day Open Close
Monday 12:15 PM 4:15 PM
Tuesday 12:15 PM 4:15 PM
Wednesday 12:15 PM 4:15 PM
Thursday 12:15 PM 4:15 PM
Friday 12:15 PM 4:15 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-475-9354

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Street View Image of Dameron Post Office in Dameron, MD

Dameron Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
17679 Three Notch Rd Dameron , MD 20628-9998

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Open hours
Day Open Close
Monday 12:30 PM 4:30 PM
Tuesday 12:30 PM 4:30 PM
Wednesday 12:30 PM 4:30 PM
Thursday 12:30 PM 4:30 PM
Friday 12:30 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-872-5461

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Street View Image of Drayden Post Office in Drayden, MD

Drayden Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
18552 Cherryfield Rd Drayden , MD 20630-9998

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Open hours
Day Open Close
Monday 2:30 PM 4:30 PM
Tuesday 2:30 PM 4:30 PM
Wednesday 2:30 PM 4:30 PM
Thursday 2:30 PM 4:30 PM
Friday 2:30 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-994-0430

  • Stamps.com logo
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Street View Image of Great Mills Post Office in Great Mills, MD

Great Mills Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
20210 Point Lookout Rd Great Mills , MD 20634-9900

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Open hours
Day Open Close
Monday 9:00 AM 4:30 PM
Tuesday 9:00 AM 4:30 PM
Wednesday 9:00 AM 4:30 PM
Thursday 9:00 AM 4:30 PM
Friday 9:00 AM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed
  • Stamps.com logo
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Street View Image of Hollywood Post Office in Hollywood, MD

Hollywood Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
24351 Mervell Dean Rd Hollywood , MD 20636-9997

Get directions

Open hours
Day Open Close
Monday 9:00 AM 4:30 PM
Tuesday 9:00 AM 4:30 PM
Wednesday 9:00 AM 4:30 PM
Thursday 9:00 AM 4:30 PM
Friday 9:00 AM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-373-5215

  • Stamps.com logo
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Street View Image of Leonardtown Post Office in Leonardtown, MD

Leonardtown Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
22735 Washington St Leonardtown , MD 20650-9998

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Open hours
Day Open Close
Monday 9:00 AM 5:00 PM
Tuesday 9:00 AM 5:00 PM
Wednesday 9:00 AM 5:00 PM
Thursday 9:00 AM 5:00 PM
Friday 9:00 AM 5:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed
  • Stamps.com logo
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Street View Image of Lexington Park Post Office in Lexington Park, MD

Lexington Park Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
21745 S Coral Dr Lexington Park , MD 20653-9998

Get directions

Open hours
Day Open Close
Monday 9:00 AM 5:00 PM
Tuesday 9:00 AM 5:00 PM
Wednesday 9:00 AM 5:00 PM
Thursday 9:00 AM 5:00 PM
Friday 9:00 AM 5:00 PM
Saturday 9:00 AM 1:00 PM
Sunday Closed
  • Stamps.com logo
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Street View Image of Loveville Post Office in Loveville, MD

Loveville Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
27770 Point Lookout Rd Loveville , MD 20656-9998

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Open hours
Day Open Close
Monday 8:00 AM 10:00 AM
3:00 PM 5:00 PM
Tuesday 8:00 AM 10:00 AM
3:00 PM 5:00 PM
Wednesday 8:00 AM 10:00 AM
3:00 PM 5:00 PM
Thursday 8:00 AM 10:00 AM
3:00 PM 5:00 PM
Friday 8:00 AM 10:00 AM
3:00 PM 5:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-475-5243

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Street View Image of Mechanicsville Post Office in Mechanicsville, MD

Mechanicsville Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
28948 Three Notch Rd Mechanicsville , MD 20659-9998

Get directions

Open hours
Day Open Close
Monday 9:00 AM 5:00 PM
Tuesday 9:00 AM 5:00 PM
Wednesday 9:00 AM 5:00 PM
Thursday 9:00 AM 5:00 PM
Friday 9:00 AM 5:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-884-3013

  • Stamps.com logo
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Street View Image of Morganza Post Office in Morganza, MD

Morganza Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
39600 Doctor Johnson Rd Morganza , MD 20660-9998

Get directions

Open hours
Day Open Close
Monday 12:00 PM 4:00 PM
Tuesday 12:00 PM 4:00 PM
Wednesday 12:00 PM 4:00 PM
Thursday 12:00 PM 4:00 PM
Friday 12:00 PM 4:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-475-9858

  • Stamps.com logo
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Street View Image of Park Hall Post Office in Park Hall, MD

Park Hall Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
18400 Point Lookout Rd Park Hall , MD 20667-9998

Get directions

Open hours
Day Open Close
Monday 10:00 AM 1:00 PM
1:30 PM 4:30 PM
Tuesday 10:00 AM 1:00 PM
1:30 PM 4:30 PM
Wednesday 10:00 AM 1:00 PM
1:30 PM 4:30 PM
Thursday 10:00 AM 1:00 PM
1:30 PM 4:30 PM
Friday 10:00 AM 1:00 PM
1:30 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-862-4033

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Street View Image of Patuxent River Post Office in Patuxent River, MD

Patuxent River Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
459 Cedar Point Rd Patuxent River , MD 20670-9998

Get directions

Open hours
Day Open Close
Monday 9:00 AM 5:00 PM
Tuesday 9:00 AM 5:00 PM
Wednesday 9:00 AM 5:00 PM
Thursday 9:00 AM 5:00 PM
Friday 9:00 AM 5:00 PM
Saturday 8:30 AM 12:00 PM
Sunday Closed

Phone: 301-342-7642

  • Stamps.com logo
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Street View Image of Piney Point Post Office in Piney Point, MD

Piney Point Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
17160 Piney Point Rd Piney Point , MD 20674-9998

Get directions

Open hours
Day Open Close
Monday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Tuesday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Wednesday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Thursday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Friday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-994-2521

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Street View Image of Ridge Post Office in Ridge, MD

Ridge Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
13274 Point Lookout Rd Ridge , MD 20680-9998

Get directions

Open hours
Day Open Close
Monday 9:30 AM 12:30 PM
1:30 PM 4:30 PM
Tuesday 9:30 AM 12:30 PM
1:30 PM 4:30 PM
Wednesday 9:30 AM 12:30 PM
1:30 PM 4:30 PM
Thursday 9:30 AM 12:30 PM
1:30 PM 4:30 PM
Friday 9:30 AM 12:30 PM
1:30 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-872-5864

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Street View Image of Saint Inigoes Post Office in Saint Inigoes, MD

Saint Inigoes Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
15066 Point Lookout Rd Saint Inigoes , MD 20684-3145

Get directions

Open hours
Day Open Close
Monday 9:30 AM 2:00 PM
3:00 PM 4:30 PM
Tuesday 9:30 AM 2:00 PM
3:00 PM 4:30 PM
Wednesday 9:30 AM 2:00 PM
3:00 PM 4:30 PM
Thursday 9:30 AM 2:00 PM
3:00 PM 4:30 PM
Friday 9:30 AM 2:00 PM
3:00 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-872-5010

  • Stamps.com logo
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Street View Image of Saint Marys City Post Office in Saint Marys City, MD

Saint Marys City Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
16855 Point Lookout Rd Saint Marys City , MD 20686-9998

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Open hours
Day Open Close
Monday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Tuesday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Wednesday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Thursday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Friday 9:30 AM 1:00 PM
2:00 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed
  • Stamps.com logo
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    Discounted USPS and UPS rates of up to 84%.
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Street View Image of Tall Timbers Post Office in Tall Timbers, MD

Tall Timbers Post Office does not have retail counter services

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
44582 Tall Timbers Rd Tall Timbers , MD 20690-9998

Get directions

Open hours
Day Open Close

Phone: 301-994-2241

  • Stamps.com logo
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Street View Image of Valley Lee Post Office in Valley Lee, MD

Valley Lee Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
45150 Blake Creek Rd Valley Lee , MD 20692-9998

Get directions

Open hours
Day Open Close
Monday 9:00 AM 12:30 PM
1:30 PM 4:30 PM
Tuesday 9:00 AM 12:30 PM
1:30 PM 4:30 PM
Wednesday 9:00 AM 12:30 PM
1:30 PM 4:30 PM
Thursday 9:00 AM 12:30 PM
1:30 PM 4:30 PM
Friday 9:00 AM 12:30 PM
1:30 PM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 301-866-7059

  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value