Post Office

U.S. Postal Service
For general information, zip codes, postage rates and other postal inquiries, call 800-275-8777 (800-ASK-USPS). You can also visit the U.S. Postal Service website.

Area Post Office Locations
  • Lockport - 60441 and 6049
    11059 E 9th Street
    Phone: 815-838-9104
  • Lemont - 60439
    Annex
    15871 W 127th Street
    Phone: 630-257-6205
  • Lemont - 60439
    42 Stephen St. 60439
    Phone: 630-257-6205
  • Orland Park - 60462 and 60467
    Retail Branch
    15128 S. La Grange Rd.
    Phone: 708-349-8030
  • Orland Park - 60462 and 60467
    9500 W. 144th Place
    Phone: 708-349-8030
  • Mokena - 60448
    19934 Wolf Road
    Phone: 708-479-9431
  • New Lenox - 60451
    300 Vine Street
    Phone: 815-485-8273
  • Romeoville - 60446
    315 W. Romeo Road
    135th Street
    Phone: 815-886-9040