According to our records, this business is located at 105 W Market St. in Colchester (in Mcdonough County), Illinois 62326, the location GPS coordinates are: 40.4243698 (latitude), -90.7935908 (longitude). Colchester Post Office is categorized under Post Offices (SIC code 4311). Known organization master is Nancy Lionberger. You can contact the company by phone at (309) 776-3255.