Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer J. Mark Maclin, Practice Areas General Practice Lawyers. is located in the city of Du Quoin, the state of Illinois. Attorney legal address J. Mark MaclinPo Box 4446 S DivisionDu Quoin, IL, 62832-0444. For more information, please call (618) 542-4726 Your comments* (not for publishing) * — Required information J. Mark Maclin ← View details J. Mark MaclinPo Box 4446 S DivisionDu Quoin, IL, 62832-0444, Du Quoin, Illinois (618) 542-4726