Post offices in the county of Charles Mix, SD

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 Geddes Post Office in Geddes, SD

Geddes 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
312 Main Ave Geddes , SD 57342-9998

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Open hours
Day Open Close
Monday 7:30 AM 11:30 AM
Tuesday 7:30 AM 11:30 AM
Wednesday 7:30 AM 11:30 AM
Thursday 7:30 AM 11:30 AM
Friday 7:30 AM 11:30 AM
Saturday 7:30 AM 9:30 AM
Sunday Closed
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Street View Image of Lake Andes Post Office in Lake Andes, SD

Lake Andes 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
499 Main St Lake Andes , SD 57356-9998

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Open hours
Day Open Close
Monday 8:30 AM 11:30 AM
12:00 PM 3:30 PM
Tuesday 8:30 AM 11:30 AM
12:00 PM 3:30 PM
Wednesday 8:30 AM 11:30 AM
12:00 PM 3:30 PM
Thursday 8:30 AM 11:30 AM
12:00 PM 3:30 PM
Friday 8:30 AM 11:30 AM
12:00 PM 3:30 PM
Saturday 8:30 AM 10:00 AM
Sunday Closed
  • Stamps.com logo
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Street View Image of Marty Post Office in Marty, SD

Marty 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
9105 College Loop Marty , SD 57361-9998

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Open hours
Day Open Close
Monday 10:30 AM 2:30 PM
Tuesday 10:30 AM 2:30 PM
Wednesday 10:30 AM 2:30 PM
Thursday 10:30 AM 2:30 PM
Friday 10:30 AM 2:30 PM
Saturday 10:30 AM 2:30 PM
Sunday Closed

Phone: 605-384-5508

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Street View Image of Pickstown Post Office in Pickstown, SD

Pickstown 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
106 Lewis Ave Pickstown , SD 57367-9998

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Open hours
Day Open Close
Monday 7:30 AM 11:30 AM
Tuesday 7:30 AM 11:30 AM
Wednesday 7:30 AM 11:30 AM
Thursday 7:30 AM 11:30 AM
Friday 7:30 AM 11:30 AM
Saturday 7:30 AM 9:30 AM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
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Street View Image of Platte Post Office in Platte, SD

Platte 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
20 E 5th St Platte , SD 57369-9998

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Open hours
Day Open Close
Monday 7:45 AM 11:30 AM
12:00 PM 2:45 PM
Tuesday 7:45 AM 11:30 AM
12:00 PM 2:45 PM
Wednesday 7:45 AM 11:30 AM
12:00 PM 2:45 PM
Thursday 7:45 AM 11:30 AM
12:00 PM 2:45 PM
Friday 7:45 AM 11:30 AM
12:00 PM 2:45 PM
Saturday 9:00 AM 11:00 AM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
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Street View Image of Wagner Post Office in Wagner, SD

Wagner 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
109 2nd St Se Wagner , SD 57380-9998

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Open hours
Day Open Close
Monday 9:00 AM 11:30 AM
12:30 PM 4:30 PM
Tuesday 9:00 AM 11:30 AM
12:30 PM 4:30 PM
Wednesday 9:00 AM 11:30 AM
12:30 PM 4:30 PM
Thursday 9:00 AM 11:30 AM
12:30 PM 4:30 PM
Friday 9:00 AM 11:30 AM
12:30 PM 4:30 PM
Saturday 9:00 AM 10:45 AM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value