Post offices in the county of Union, IA

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 Afton Post Office in Afton, IA

Afton 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
208 W Kansas St Afton , IA 50830-1091

Get directions

Open hours
Day Open Close
Monday 8:00 AM 10:30 AM
11:00 AM 2:30 PM
Tuesday 8:00 AM 10:30 AM
11:00 AM 2:30 PM
Wednesday 8:00 AM 10:30 AM
11:00 AM 2:30 PM
Thursday 8:00 AM 10:30 AM
11:00 AM 2:30 PM
Friday 8:00 AM 10:30 AM
11:00 AM 2:30 PM
Saturday 8:30 AM 9:30 AM
Sunday Closed

Phone: 641-347-8727

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

Arispe 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
307 Forbes St Arispe , IA 50831-9900

Get directions

Open hours
Day Open Close
Monday 1:30 PM 3:30 PM
Tuesday 1:30 PM 3:30 PM
Wednesday 1:30 PM 3:30 PM
Thursday 1:30 PM 3:30 PM
Friday 1:30 PM 3:30 PM
Saturday 1:30 PM 3:00 PM
Sunday Closed

Phone: 641-346-2513

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

Creston 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
300 S Elm St Creston, IA 50801-9998

Get directions

Open hours
Day Open Close
Monday 8:00 AM 4:30 PM
Tuesday 8:00 AM 4:30 PM
Wednesday 8:00 AM 4:30 PM
Thursday 8:00 AM 4:30 PM
Friday 8:00 AM 4:30 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 641-782-2184

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

Creston 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.

Street View Image of Lorimor Post Office in Lorimor, IA

Lorimor 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
512 Main St Lorimor , IA 50149-1060

Get directions

Open hours
Day Open Close
Monday 8:00 AM 12:00 PM
Tuesday 8:00 AM 12:00 PM
Wednesday 8:00 AM 12:00 PM
Thursday 8:00 AM 12:00 PM
Friday 8:00 AM 12:00 PM
Saturday 8:30 AM 10:30 AM
Sunday Closed

Phone: 641-763-2119

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

Shannon 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
102 Main St Shannon City , IA 50861-9900

Get directions

Open hours
Day Open Close
Monday 11:00 AM 1:00 PM
Tuesday 11:00 AM 1:00 PM
Wednesday 11:00 AM 1:00 PM
Thursday 11:00 AM 1:00 PM
Friday 11:00 AM 1:00 PM
Saturday 11:00 AM 1:00 PM
Sunday Closed

Phone: 641-339-2404

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