Seneca Illinois PO

Seneca Illinois PO Local Post Office

10/10/2025

Monday October 13th 2025 is a postal holiday. The Seneca post office will be closed. Open normal hours on the 14th.

07/10/2025

Reminder
Please don't block mailboxes with garbage cans or cars.

06/18/2025

Just FYI
Seneca post office is closed June 19th, 2025 for the June Juneteenth holiday. We will be open normal hours on June 20th, 2025.

10/02/2024

Post office phones updated today and now they don't work. Called help desk but it rings on customers end but not in office

09/12/2024

Residents of Oak, Walnut, Valley View and S. Market....during construction you may not get mail delivery if carrier can't get to your boxes. The mail will be brought back to the office for pick up if needed.

07/13/2024

Today is the last day stamps are 68 cents. Prices go up on the 14th 5 cents. New rate is 73 cents.

07/05/2024

2024-2025 Duck hunting stamps are in $25.00 each

06/29/2024

Water Bills today in mail
New water bills have been received by the post office from the village. These new postcards are ripping in half very easily and we are only receiving half the post card from the plant. If you have questions about your water bills please contact the village as the post office won't have any info about if received or not.

04/01/2024

Mail truck going to be 3 hrs late (10am) carriers will be late for delivery

Available @ the Seneca Post Office2022 collectors yearbook with stamps$95.00Contact the Seneca Illinois Post Office if i...
01/22/2024

Available @ the Seneca Post Office
2022 collectors yearbook with stamps
$95.00
Contact the Seneca Illinois Post Office if interested

01/22/2024

Carriers having a hard time driving south of town and country. We will try to get out what ever is possible.

01/16/2024

Seneca R1 country residents
The sub carriers vehicle died. She is attempting to deliver with a LLV postal vehicle. She will deliver what she can.

Address

121 E Armour Street
Seneca, IL
61360

Opening Hours

Monday 9am - 12:30pm
1:30pm - 4:30pm
Tuesday 9am - 12:30pm
1:30pm - 4:30pm
Wednesday 9am - 12:30pm
1:30pm - 4:30pm
Thursday 9am - 12:30pm
1:30pm - 4:30pm
Friday 9am - 12:30pm
1:30pm - 4:30pm
Saturday 9am - 11am

Telephone

+18153578393

Website

Alerts

Be the first to know and let us send you an email when Seneca Illinois PO posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Shortcuts

Share

Category