Post offices in the county of Madison, 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 Alhambra Post Office in Alhambra, IL

Alhambra 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
506 E Main St Alhambra , IL 62001-9998

Get directions

Open hours
Day Open Close
Monday 8:15 AM 11:00 AM
12:00 PM 3:15 PM
Tuesday 8:15 AM 11:00 AM
12:00 PM 3:15 PM
Wednesday 8:15 AM 11:00 AM
12:00 PM 3:15 PM
Thursday 8:15 AM 11:00 AM
12:00 PM 3:15 PM
Friday 8:15 AM 11:00 AM
12:00 PM 3:15 PM
Saturday 8:00 AM 9:30 AM
Sunday Closed

Phone: 618-488-7938

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

Alton Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
2350 Homer M Adams Pkwy Alton, IL 62002-9998

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 8:30 AM 11:30 AM
Sunday Closed

Phone: 618-462-2501

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

Alton Square Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
117 Alton Sq Alton, IL 62002-9994

Get directions

Open hours
Day Open Close
Monday 10:00 AM 3:00 PM
Tuesday 10:00 AM 3:00 PM
Wednesday 10:00 AM 3:00 PM
Thursday 10:00 AM 3:00 PM
Friday 10:00 AM 3:00 PM
Saturday 10:00 AM 12:00 PM
Sunday Closed

Phone: 618-463-4728

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

Upper Alton Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
1624 Main St Alton, IL 62002-9996

Get directions

Open hours
Day Open Close
Monday 8:30 AM 5:30 PM
Tuesday 8:30 AM 5:30 PM
Wednesday 8:30 AM 5:30 PM
Thursday 8:30 AM 5:30 PM
Friday 8:30 AM 5:30 PM
Saturday 9:00 AM 2:00 PM
Sunday Closed

Phone: 618-462-6014

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

Bethalto Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
115 W Central St Bethalto , IL 62010-9998

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 9:00 AM 12:00 PM
Sunday Closed

Phone: 618-377-8714

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

Collinsville Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
1610 Eastport Plaza Dr Collinsville , IL 62234-9998

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 8:30 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 Cottage Hills Post Office in Cottage Hills, IL

Cottage Hills Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
36 W Macarthur Dr Cottage Hills , IL 62018-9998

Get directions

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

Phone: 618-259-2212

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

Dorsey Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
4611 Seiler Rd Dorsey , IL 62021-9998

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 8:00 AM 9:45 AM
Sunday Closed

Phone: 618-377-6222

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

East Alton Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
200 Smith Ave East Alton , IL 62024-9998

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 8:30 AM 12:00 PM
Sunday Closed

Phone: 618-259-8721

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

Edwardsville Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
132 N Kansas St Edwardsville , IL 62025-9998

Get directions

Open hours
Day Open Close
Monday 8:30 AM 5:30 PM
Tuesday 8:30 AM 5:30 PM
Wednesday 8:30 AM 5:30 PM
Thursday 8:30 AM 5:30 PM
Friday 8:30 AM 5:30 PM
Saturday 9:00 AM 1:00 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 Glen Carbon Post Office in Glen Carbon, IL

Glen Carbon Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
105 N Main St Glen Carbon , IL 62034-9998

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 8:30 AM 11:00 AM
Sunday Closed

Phone: 618-288-9503

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

Godfrey Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
400 Tolle Ln Godfrey , IL 62035-9998

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 9:00 AM 1:00 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 Granite City Post Office in Granite City, IL

Granite City Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
2350 Madison Ave Granite City, IL 62040-9998

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 9:00 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 Mitchell Post Office in Granite City, IL

Mitchell Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
506 E Chain Of Rocks Rd Granite City, IL 62040-9996

Get directions

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

Phone: 618-877-0700

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

Nameoki Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
3236 Nameoki Rd Granite City, IL 62040-9997

Get directions

Open hours
Day Open Close
Monday 8:45 AM 4:45 PM
Tuesday 8:45 AM 4:45 PM
Wednesday 8:45 AM 4:45 PM
Thursday 8:45 AM 4:45 PM
Friday 8:45 AM 4:45 PM
Saturday Closed
Sunday Closed

Phone: 618-877-0450

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

Hamel Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
143 W State St Hamel , IL 62046-9998

Get directions

Open hours
Day Open Close
Monday 9:30 AM 11:30 AM
1:30 PM 4:30 PM
Tuesday 9:30 AM 11:30 AM
1:30 PM 4:30 PM
Wednesday 9:30 AM 11:30 AM
1:30 PM 4:30 PM
Thursday 9:30 AM 11:30 AM
1:30 PM 4:30 PM
Friday 9:30 AM 11:30 AM
1:30 PM 4:30 PM
Saturday 9:30 AM 10:45 AM
Sunday Closed

Phone: 618-633-2526

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

Hartford Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
100 W Cherry St Hartford , IL 62048-9998

Get directions

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 Closed
Sunday Closed

Phone: 618-254-0213

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

Highland Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
801 Main St Highland , IL 62249-9998

Get directions

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 12:00 PM
Sunday Closed

Phone: 618-654-6791

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

Livingston Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
482 Park St Livingston , IL 62058-9900

Get directions

Open hours
Day Open Close
Monday 9:30 AM 1:30 PM
2:30 PM 4:30 PM
Tuesday 9:30 AM 1:30 PM
2:30 PM 4:30 PM
Wednesday 9:30 AM 1:30 PM
2:30 PM 4:30 PM
Thursday 9:30 AM 1:30 PM
2:30 PM 4:30 PM
Friday 9:30 AM 1:30 PM
2:30 PM 4:30 PM
Saturday 8:00 AM 9:00 AM
Sunday Closed

Phone: 618-637-2135

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

Madison 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
549 Madison Ave Madison , IL 62060-9998

Get directions

Open hours
Day Open Close
Monday 9:00 AM 11:00 AM
12:30 PM 4:30 PM
Tuesday 9:00 AM 11:00 AM
12:30 PM 4:30 PM
Wednesday 9:00 AM 11:00 AM
12:30 PM 4:30 PM
Thursday 9:00 AM 11:00 AM
12:30 PM 4:30 PM
Friday 9:00 AM 11:00 AM
12:30 PM 4:30 PM
Saturday 9:00 AM 11:00 AM
Sunday Closed

Phone: 618-876-6332

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

Marine Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
120 E Magnolia St Marine , IL 62061-9998

Get directions

Open hours
Day Open Close
Monday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Tuesday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Wednesday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Thursday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Friday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Saturday 12:00 PM 1:30 PM
Sunday Closed

Phone: 618-887-4729

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

Maryville Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
1 Oak Dr Maryville , IL 62062-9998

Get directions

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 2:00 PM
Sunday Closed

Phone: 618-288-1720

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

Moro Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
31 N Main St Moro , IL 62067-9998

Get directions

Open hours
Day Open Close
Monday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Tuesday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Wednesday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Thursday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Friday 10:00 AM 1:00 PM
2:00 PM 5:00 PM
Saturday 10:00 AM 11:00 AM
Sunday Closed

Phone: 618-377-6721

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

New Douglas Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
113 N Main St New Douglas , IL 62074-9998

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 8:15 AM 9:15 AM
Sunday Closed

Phone: 217-456-8811

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

Saint Jacob Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
309 N Douglas St Saint Jacob , IL 62281-9998

Get directions

Open hours
Day Open Close
Monday 9:30 AM 1:30 PM
2:30 PM 5:00 PM
Tuesday 9:30 AM 1:30 PM
2:30 PM 5:00 PM
Wednesday 9:30 AM 1:30 PM
2:30 PM 5:00 PM
Thursday 9:30 AM 1:30 PM
2:30 PM 5:00 PM
Friday 9:30 AM 1:30 PM
2:30 PM 5:00 PM
Saturday 12:45 PM 3:00 PM
Sunday Closed

Phone: 618-644-5603

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

South Roxana Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
215 Sinclair Ave South Roxana , IL 62087-9998

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 8:30 AM 10:00 AM
Sunday Closed

Phone: 618-254-3692

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

Troy Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
515 Edwardsville Rd Troy , IL 62294-9998

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 9:00 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 Venice Post Office in Venice, IL

Venice 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
408 Broadway Venice , IL 62090-9998

Get directions

Open hours
Day Open Close
Monday 2:00 PM 4:00 PM
Tuesday 2:00 PM 4:00 PM
Wednesday 2:00 PM 4:00 PM
Thursday 2:00 PM 4:00 PM
Friday 2:00 PM 4:00 PM
Saturday 8:30 AM 10:15 AM
Sunday Closed

Phone: 618-877-4516

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

Wood River Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
161 E Ferguson Ave Wood River , IL 62095-9998

Get directions

Open hours
Day Open Close
Monday 8:00 AM 5:00 PM
Tuesday 8:00 AM 5:00 PM
Wednesday 8:00 AM 5:00 PM
Thursday 8:00 AM 5:00 PM
Friday 8:00 AM 5:00 PM
Saturday 9:00 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 Worden Post Office in Worden, IL

Worden Post Office is currently open

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
101 E Wall St Worden , IL 62097-9998

Get directions

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 9:00 AM 10:45 AM
Sunday Closed

Phone: 618-459-3600

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