Downtown Ottawa Post Office

405 W Main St, Ottawa, IL 61350

Contact Numbers

Phone: 815-433-2021
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours







Lobby Hours
PO Box Access Available

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Last Collection Times

Monday 4:30pm
Tuesday 4:30pm
Wednesday 4:30pm
Thursday 4:30pm
Friday 4:30pm
Saturday Closed
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 (Inquiry)
  • Money Orders (International)
  • 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:

Ottawa
750 E Etna Rd
1.4 miles away

Grand Ridge
150 W Main St
4.4 miles away

Marseilles
100 Washington St
5.6 miles away

Utica
310 N Mill St
6.5 miles away

Reviews

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Our postal carrier, Mark has been our lifeline! Always friendly and helpful even before the pandemic. We leave little notes while we were restricted and he always answered the note with a message of friendship and concern for us. Mark is a great representative of the USPS!
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