Post offices in the county of Dewey, 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.
Eagle Butte Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 9:15 AM 11:00 AM 4:30 PM Tuesday 8:30 AM 9:15 AM 11:00 AM 4:30 PM Wednesday 8:30 AM 9:15 AM 11:00 AM 4:30 PM Thursday 8:30 AM 9:15 AM 11:00 AM 4:30 PM Friday 8:30 AM 9:15 AM 11:00 AM 4:30 PM Saturday 11:00 AM 12:00 PM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 605-964-6633
Fax: 605-357-4906
Isabel Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 7:30 AM 12:00 PM 12:30 PM 2:00 PM Tuesday 7:30 AM 12:00 PM 12:30 PM 2:00 PM Wednesday 7:30 AM 12:00 PM 12:30 PM 2:00 PM Thursday 7:30 AM 12:00 PM 12:30 PM 2:00 PM Friday 7:30 AM 12:00 PM 12:30 PM 2:00 PM Saturday 8:30 AM 10:00 AM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 605-466-2165
Lantry Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:00 AM 10:00 AM Tuesday 8:00 AM 10:00 AM Wednesday 8:00 AM 10:00 AM Thursday 8:00 AM 10:00 AM Friday 8:00 AM 10:00 AM Saturday 8:00 AM 10:15 AM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 605-964-8018
Ridgeview Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 10:00 AM 12:00 PM Tuesday 10:00 AM 12:00 PM Wednesday 10:00 AM 12:00 PM Thursday 10:00 AM 12:00 PM Friday 10:00 AM 12:00 PM Saturday 10:00 AM 12:00 PM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 605-733-2400
Fax: 605-357-4906
Timber Lake Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 12:30 PM 2:00 PM 4:00 PM Tuesday 8:30 AM 12:30 PM 2:00 PM 4:00 PM Wednesday 8:30 AM 12:30 PM 2:00 PM 4:00 PM Thursday 8:30 AM 12:30 PM 2:00 PM 4:00 PM Friday 8:30 AM 12:30 PM 2:00 PM 4:00 PM Saturday 8:30 AM 9:30 AM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 605-865-3622
Fax: 605-357-4906
Trail City Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:00 AM 11:00 AM Tuesday 9:00 AM 11:00 AM Wednesday 9:00 AM 11:00 AM Thursday 9:00 AM 11:00 AM Friday 9:00 AM 11:00 AM Saturday 10:00 AM 11:30 AM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 605-845-3473
Fax: 605-357-4906
Whitehorse Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 12:00 PM 2:00 PM Tuesday 12:00 PM 2:00 PM Wednesday 12:00 PM 2:00 PM Thursday 12:00 PM 2:00 PM Friday 12:00 PM 2:00 PM Saturday 8:30 AM 10:30 AM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 605-733-2520
Fax: 605-357-4906