Post offices in the county of LaSalle, 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.
Cedar Point 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
- 302 Cedar St Cedar Point, IL 61316-9700 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 8:30 AM 10:30 AM Sunday Closed - Phone
- 815-446-4272
- Fax
- 815-446-4272
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Dana 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
- 101 S Main St Dana, IL 61321-9700 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 8:30 AM 10:30 AM Sunday Closed - Phone
- 815-854-2441
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Earlville 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
- 200 W Winthrop St Earlville, IL 60518-9998 Get directions
- Open hours
Day Open Close Monday 8:30 AM 4:30 PM Tuesday 8:30 AM 4:30 PM Wednesday 8:30 AM 4:30 PM Thursday 8:30 AM 4:30 PM Friday 8:30 AM 4:30 PM Saturday 8:30 AM 12:00 PM Sunday Closed - Phone
- 815-246-7155
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Grand Ridge 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
- 150 W Main St Grand Ridge, IL 61325-9800 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 8:30 AM 10:30 AM Sunday Closed - Phone
- 815-249-5520
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Downtown La Salle 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
- 427 1st St La Salle, IL 61301-2327 Get directions
- Open hours
Day Open Close Monday 8:00 AM 9:00 AM 12:00 PM 5:00 PM Tuesday 8:00 AM 9:00 AM 12:00 PM 5:00 PM Wednesday 8:00 AM 9:00 AM 12:00 PM 5:00 PM Thursday 8:00 AM 9:00 AM 12:00 PM 5:00 PM Friday 8:00 AM 9:00 AM 12:00 PM 5:00 PM Saturday Closed Sunday Closed - Phone
- 815-224-1410
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
La Salle 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
- 2950 Chartres St La Salle, IL 61301-9998 Get directions
- Open hours
Day Open Close Monday 7:45 AM 5:15 PM Tuesday 7:45 AM 5:15 PM Wednesday 7:45 AM 5:15 PM Thursday 7:45 AM 5:15 PM Friday 7:45 AM 5:15 PM Saturday 8:00 AM 12:00 PM Sunday Closed - Phone
- 815-223-2635
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
La Salle Post Office does not have retail counter services
For parking and list of services available, visit the official USPS page for post this post office location.
- Post office address
- 2950 Chartres St La Salle, IL 61301-9997 Get directions
- Open hours
Day Open Close - Phone
- 815-223-2635
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Leland 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
- 130 N Main St Leland, IL 60531-9998 Get directions
- Open hours
Day Open Close Monday 7:30 AM 12:30 PM 1:30 PM 4:30 PM Tuesday 7:30 AM 12:30 PM 1:30 PM 4:30 PM Wednesday 7:30 AM 12:30 PM 1:30 PM 4:30 PM Thursday 7:30 AM 12:30 PM 1:30 PM 4:30 PM Friday 7:30 AM 12:30 PM 1:30 PM 4:30 PM Saturday 7:30 AM 11:30 AM Sunday Closed - Phone
- 815-495-9348
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Leonore 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
- 402 Gary St Leonore, IL 61332-9998 Get directions
- Open hours
Day Open Close Monday 12:30 PM 4:30 PM Tuesday 12:30 PM 4:30 PM Wednesday 12:30 PM 4:30 PM Thursday 12:30 PM 4:30 PM Friday 12:30 PM 4:30 PM Saturday 11:30 AM 1:30 PM Sunday Closed - Phone
- 815-856-2539
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Lostant 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
- 104 W 2nd St Lostant, IL 61334-9700 Get directions
- Open hours
Day Open Close Monday 7:00 AM 11:00 AM Tuesday 7:00 AM 11:00 AM Wednesday 7:00 AM 11:00 AM Thursday 7:00 AM 11:00 AM Friday 7:00 AM 11:00 AM Saturday 8:30 AM 10:30 AM Sunday Closed - Phone
- 815-368-3271
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Marseilles 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
- 100 Washington St Marseilles, IL 61341-9800 Get directions
- Open hours
Day Open Close Monday 8:30 AM 4:45 PM Tuesday 8:30 AM 4:45 PM Wednesday 8:30 AM 4:45 PM Thursday 8:30 AM 4:45 PM Friday 8:30 AM 4:45 PM Saturday 8:30 AM 12:00 PM Sunday Closed - Phone
- 815-795-2148
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Mendota 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
- 818 Washington St Mendota, IL 61342-9800 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
- 815-539-6366
- Fax
- 815-538-6502
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Millington 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
- 200 N Grant St Millington, IL 60537-9800 Get directions
- Open hours
Day Open Close Monday 12:30 PM 4:30 PM Tuesday 12:30 PM 4:30 PM Wednesday 12:30 PM 4:30 PM Thursday 12:30 PM 4:30 PM Friday 12:30 PM 4:30 PM Saturday 8:30 AM 10:30 AM Sunday Closed - Phone
- 815-695-5868
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Oglesby 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
- 203 W Walnut St Oglesby, IL 61348-9800 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 11:00 AM Sunday Closed - Phone
- 815-883-8541
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Downtown Ottawa 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
- 405 W Main St Ottawa, IL 61350-2837 Get directions
- Open hours
Day Open Close Monday 9:00 AM 1:30 PM 2:30 PM 4:30 PM Tuesday 9:00 AM 1:30 PM 2:30 PM 4:30 PM Wednesday 9:00 AM 1:30 PM 2:30 PM 4:30 PM Thursday 9:00 AM 1:30 PM 2:30 PM 4:30 PM Friday 9:00 AM 1:30 PM 2:30 PM 4:30 PM Saturday Closed Sunday Closed - Phone
- 815-433-2021
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Ottawa 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
- 750 E Etna Rd Ottawa, IL 61350-9998 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
- 815-433-1177
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Peru 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
- 1500 4th St Peru, IL 61354-9801 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 - Phone
- 815-223-0320
- Fax
- 815-223-0788
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Ransom 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
- 120 N Lincoln St Ransom, IL 60470-8500 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 8:00 AM 11:00 AM Sunday Closed - Phone
- 815-586-4689
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Rutland 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
- 118 Sw Front St Rutland, IL 61358-9703 Get directions
- Open hours
Day Open Close Monday 12:30 PM 4:30 PM Tuesday 12:30 PM 4:30 PM Wednesday 12:30 PM 4:30 PM Thursday 12:30 PM 4:30 PM Friday 12:30 PM 4:30 PM Saturday 12:00 PM 2:00 PM Sunday Closed - Phone
- 815-863-5106
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Seneca 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
- 121 E Armour St Seneca, IL 61360-9700 Get directions
- Open hours
Day Open Close Monday 9:00 AM 12:30 PM 1:30 PM 4:30 PM Tuesday 9:00 AM 12:30 PM 1:30 PM 4:30 PM Wednesday 9:00 AM 12:30 PM 1:30 PM 4:30 PM Thursday 9:00 AM 12:30 PM 1:30 PM 4:30 PM Friday 9:00 AM 12:30 PM 1:30 PM 4:30 PM Saturday 9:00 AM 11:00 AM Sunday Closed - Phone
- 815-357-8393
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Serena 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
- 3809 E 2276th Rd Serena, IL 60549-9800 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 9:00 AM 11:00 AM Sunday Closed - Phone
- 815-496-2837
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Sheridan 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
- 180 W Si Johnson Ave Sheridan, IL 60551-9998 Get directions
- Open hours
Day Open Close Monday 7:30 AM 4:30 PM Tuesday 7:30 AM 4:30 PM Wednesday 7:30 AM 4:30 PM Thursday 7:30 AM 4:30 PM Friday 7:30 AM 4:30 PM Saturday 7:30 AM 11:30 AM Sunday Closed - Phone
- 815-496-2077
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Somonauk 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 N Gage St Somonauk, IL 60552-9998 Get directions
- Open hours
Day Open Close Monday 7:00 AM 5:00 PM Tuesday 7:00 AM 5:00 PM Wednesday 7:00 AM 5:00 PM Thursday 7:00 AM 5:00 PM Friday 7:00 AM 5:00 PM Saturday 8:00 AM 12:00 PM Sunday Closed - Phone
- 815-498-2724
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Streator 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
- 221 E Hickory St Streator, IL 61364-9800 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 1:00 PM Sunday Closed - Phone
- 815-672-2606
- Fax
- 815-673-2138
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Tonica 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
- 110 S Oneca St Tonica, IL 61370-9701 Get directions
- Open hours
Day Open Close Monday 7:30 AM 11:30 AM 1:30 PM 3:30 PM Tuesday 7:30 AM 11:30 AM 1:30 PM 3:30 PM Wednesday 7:30 AM 11:30 AM 1:30 PM 3:30 PM Thursday 7:30 AM 11:30 AM 1:30 PM 3:30 PM Friday 7:30 AM 11:30 AM 1:30 PM 3:30 PM Saturday 8:30 AM 10:30 AM Sunday Closed - Phone
- 815-442-8220
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Troy Grove 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
- 107 E Ottawa St Troy Grove, IL 61372-9800 Get directions
- Open hours
Day Open Close Monday 12:00 PM 4:00 PM Tuesday 12:00 PM 4:00 PM Wednesday 12:00 PM 4:00 PM Thursday 12:00 PM 4:00 PM Friday 12:00 PM 4:00 PM Saturday 11:30 AM 1:30 PM Sunday Closed - Phone
- 815-539-9403
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value
Utica 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
- 310 N MIll St Utica, IL 61373-9800 Get directions
- Open hours
Day Open Close Monday 9:00 AM 11:30 AM 12:30 PM 4:30 PM Tuesday 9:00 AM 11:30 AM 12:30 PM 4:30 PM Wednesday 9:00 AM 11:30 AM 12:30 PM 4:30 PM Thursday 9:00 AM 11:30 AM 12:30 PM 4:30 PM Friday 9:00 AM 11:30 AM 12:30 PM 4:30 PM Saturday 9:00 AM 11:00 AM Sunday Closed - Phone
- 815-667-4801
- Offer
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- MAIL100 $100 value