Alton Square Post Office
117 Alton Sq, Alton, IL 62002
Phone: 618-463-4728
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
PO Box Access Available
Monday 7:00am - 9:00pm
Tuesday 7:00am - 9:00pm
Wednesday 7:00am - 9:00pm
Thursday 7:00am - 9:00pm
Friday 7:00am - 9:00pm
Saturday 7:00am - 9:00pm
Sunday 12:00pm - 6:00pm
Monday 3:00pm
Tuesday 3:00pm
Wednesday 3:00pm
Thursday 3:00pm
Friday 3:00pm
Saturday 12:00pm
Sunday Closed
*This facility does not process US Passports applications or renewals. Check nearby locations below.
- Business Line
- Duck Stamps
- Money Orders (Domestic)
- Money Orders (International)
- Packaged Stamps
- Philatelic Services
- Pickup Accountable Mail
- Pickup Hold Mail
- PO Box Online
- Lot Parking
Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.
*Please call to verify information. Is anything incorrect? Let us know here
Nearby Post Offices:
Alton
2350 Homer M Adams Pkwy
1.0 miles away
Godfrey
400 Tolle Ln
1.2 miles away
Upper Alton
1624 Main St
1.5 miles away
East Alton
200 Smith Ave
3.1 miles away
Madison County