Post offices in the county of Union, IL

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 Alto Pass Post Office in Alto Pass, IL

Alto Pass 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
85 N Elm St Alto Pass , IL 62905-9998

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Open hours
Day Open Close
Monday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Tuesday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Wednesday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Thursday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Friday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Saturday 7:30 AM 9:45 AM
Sunday Closed

Phone: 618-893-4014

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Street View Image of Anna Post Office in Anna, IL

Anna 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 N Main St Anna , IL 62906-9998

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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 11:00 AM
Sunday Closed

Phone: 618-833-2713

  • Stamps.com logo
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Street View Image of Cobden Post Office in Cobden, IL

Cobden 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
113 S Appleknocker St Cobden , IL 62920-9998

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Open hours
Day Open Close
Monday 9:00 AM 11:00 AM
1:00 PM 4:00 PM
Tuesday 9:00 AM 11:00 AM
1:00 PM 4:00 PM
Wednesday 9:00 AM 11:00 AM
1:00 PM 4:00 PM
Thursday 9:00 AM 11:00 AM
1:00 PM 4:00 PM
Friday 9:00 AM 11:00 AM
1:00 PM 4:00 PM
Saturday 8:30 AM 9:30 AM
Sunday Closed

Phone: 618-893-2742

  • Stamps.com logo
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    Discounted USPS and UPS rates of up to 84%.
    Promo code
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Street View Image of Dongola Post Office in Dongola, IL

Dongola 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 E Cross St Dongola , IL 62926-9998

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Open hours
Day Open Close
Monday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Tuesday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Wednesday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Thursday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Friday 8:00 AM 11:00 AM
12:00 PM 3:00 PM
Saturday 8:00 AM 9:00 AM
Sunday Closed

Phone: 618-827-3824

  • 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 Jonesboro Post Office in Jonesboro, IL

Jonesboro 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
103 W Broad St Jonesboro , IL 62952-9998

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

Phone: 618-833-2492

  • Stamps.com logo
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    Discounted USPS and UPS rates of up to 84%.
    Promo code
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    $100 value
Street View Image of Millcreek Post Office in Millcreek, IL

Millcreek 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
60 Walnut St Millcreek , IL 62961-9998

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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 9:00 AM 11:00 AM
Sunday Closed

Phone: 618-747-2410

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

Wolf Lake 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
4675 N State Route 3 Wolf Lake , IL 62998-9998

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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 8:45 AM 9:45 AM
Sunday Closed

Phone: 618-833-8223

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