Mark Post Office

106 W Hennepin St, Mark, IL 61340

Contact Numbers

Phone: 815-339-6273
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 4:00pm
Tuesday 4:00pm
Wednesday 4:00pm
Thursday 4:00pm
Friday 4:00pm
Saturday 10:30am
Sunday Closed

Bulk Mail Acceptance Hours

Monday 7:30am - 10:30am
Tuesday 7:30am - 10:30am
Wednesday 7:30am - 10:30am
Thursday 7:30am - 10:30am
Friday 7:30am - 10:30am
Saturday Closed
Sunday Closed

*This facility does not process US Passports applications or renewals. Check nearby locations below.

  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Burial Flags
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Philatelic Services
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Street 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:

Granville
107 S McCoy St
0.9 mile away

Standard
106 S 2nd St
2.8 miles away

Spring Valley
100 E Erie St
3.2 miles away

Depue
200 W 4th St
3.4 miles away

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