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MASON

Post Office™
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755 ADAMS ST
MASON, IL 62443-9998

Closed

Saturday

8:00 am - 9:30 am

Sunday

Closed

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

See More Hours

1-800-ASK-USPS® | 800-275-8777
Phone | 618-238-4830
TTY | 877-889-2457

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Services at the Mason Post Office

Service hours may vary. For all location services, see all hours.

  • Domestic Money Orders
  • Inquiry Money Orders
  • There are no passport services available at this location.
  • Carrier Services
  • Duck Stamps
  • General Delivery
  • Priority Mail International®
  • PO Box™ Online
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Pickup Notice Left Mail
  • Business Reply Mail® Account Balance
  • Business Reply Mail® New Permit
  • Burial Flags
  • Call Referral
  • There are no biometric services available at this location.
Retail

Mon-Fri 8:00 am-12:00 pm

Sat 8:00 am-9:30 am

Sun Closed

Call Referral

Mon-Fri 8:00 am-12:00 pm

Sat 8:00 am-9:30 am

Sun Closed

Carrier Call Referral

Mon-Fri 8:00 am-12:00 pm

Sat 8:00 am-9:30 am

Sun Closed

Last Collection

Mon-Fri 11:45 am

Sat 9:15 am

Sun Closed

Pickup Accountable Mail

Mon-Fri 8:00 am-12:00 pm

Sat 8:00 am-9:30 am

Sun Closed

Pickup Hold Mail

Mon-Fri 8:00 am-12:00 pm

Sat 8:00 am-9:30 am

Sun Closed

Pickup Notice Left Mail

Mon-Fri 8:00 am-12:00 pm

Sat 8:00 am-9:30 am

Sun Closed

PO Box™ Access

Mon-Fri 12:01 am-11:59 pm

Sat 12:01 am-11:59 pm

Sun 12:01 am-11:59 pm

PO Box™ Delivery

Mon-Fri 10:00 am

Sat 9:45 am

Sun Closed

MEMORIAL

1601 E MOUND RD

DECATUR, IL 62526-9997

TERRE HAUTE IN S&DC

150 W MARGARET DR

TERRE HAUTE, IN 47802-9926

O FALLON

1111 S LINCOLN AVE

O FALLON, IL 62269-9998

MASON

755 ADAMS ST

MASON, IL 62443-9998

EDGEWOOD

807 BROAD ST

EDGEWOOD, IL 62426-9998

WATSON

101 S MONROE ST

WATSON, IL 62473-9998

At This Location

Lot Parking Available

For facility accessibility, please call the Post Office.
1-800-ASK-USPS® (800-275-8777)

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