Post offices in the county of Mason, MI

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 Branch Post Office in Branch, MI

Branch 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
11952 W Us Highway 10 Branch , MI 49402-5100

Get directions

Open hours
Day Open Close
Monday 8:00 AM 12:00 PM
1:00 PM 3:00 PM
Tuesday 8:00 AM 12:00 PM
1:00 PM 3:00 PM
Wednesday 8:00 AM 12:00 PM
1:00 PM 3:00 PM
Thursday 8:00 AM 12:00 PM
1:00 PM 3:00 PM
Friday 8:00 AM 12:00 PM
1:00 PM 3:00 PM
Saturday 8:00 AM 9:30 AM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Custer Post Office in Custer, MI

Custer 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
9 S Madison Ave Custer , MI 49405-9611

Get directions

Open hours
Day Open Close
Monday 10:00 AM 2:00 PM
Tuesday 10:00 AM 2:00 PM
Wednesday 10:00 AM 2:00 PM
Thursday 10:00 AM 2:00 PM
Friday 10:00 AM 2:00 PM
Saturday 9:30 AM 11:00 AM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Fountain Post Office in Fountain, MI

Fountain 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
5016 N Cleveland St Fountain , MI 49410-9800

Get directions

Open hours
Day Open Close
Monday 7:30 AM 11:00 AM
12:00 PM 2:30 PM
Tuesday 7:30 AM 11:00 AM
12:00 PM 2:30 PM
Wednesday 7:30 AM 11:00 AM
12:00 PM 2:30 PM
Thursday 7:30 AM 11:00 AM
12:00 PM 2:30 PM
Friday 7:30 AM 11:00 AM
12:00 PM 2:30 PM
Saturday 7:30 AM 10:00 AM
Sunday Closed

Phone: 231-462-3987

  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Free Soil Post Office in Free Soil, MI

Free Soil 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
2650 E Michigan St Free Soil , MI 49411-9681

Get directions

Open hours
Day Open Close
Monday 11:45 AM 3:45 PM
Tuesday 11:45 AM 3:45 PM
Wednesday 11:45 AM 3:45 PM
Thursday 11:45 AM 3:45 PM
Friday 11:45 AM 3:45 PM
Saturday Closed
Sunday Closed

Phone: 231-464-5451

  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Ludington Post Office in Ludington, MI

Ludington 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
201 E Ludington Ave Ludington , MI 49431-9998

Get directions

Open hours
Day Open Close
Monday 8:30 AM 5:00 PM
Tuesday 8:30 AM 5:00 PM
Wednesday 8:30 AM 5:00 PM
Thursday 8:30 AM 5:00 PM
Friday 8:30 AM 5:00 PM
Saturday 10:00 AM 12:00 PM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Scottville Post Office in Scottville, MI

Scottville 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
202 S Main St Scottville , MI 49454-9998

Get directions

Open hours
Day Open Close
Monday 9:00 AM 1:00 PM
2:00 PM 4:00 PM
Tuesday 9:00 AM 1:00 PM
2:00 PM 4:00 PM
Wednesday 9:00 AM 1:00 PM
2:00 PM 4:00 PM
Thursday 9:00 AM 1:00 PM
2:00 PM 4:00 PM
Friday 9:00 AM 1:00 PM
2:00 PM 4:00 PM
Saturday 9:00 AM 10:00 AM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Walhalla Post Office in Walhalla, MI

Walhalla 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
6635 E Us Highway 10 Walhalla , MI 49458-9800

Get directions

Open hours
Day Open Close
Monday 11:00 AM 1:00 PM
2:00 PM 4:00 PM
Tuesday 11:00 AM 1:00 PM
2:00 PM 4:00 PM
Wednesday 11:00 AM 1:00 PM
2:00 PM 4:00 PM
Thursday 11:00 AM 1:00 PM
2:00 PM 4:00 PM
Friday 11:00 AM 1:00 PM
2:00 PM 4:00 PM
Saturday 9:30 AM 10:30 AM
Sunday Closed

Phone: 231-757-3921

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