Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Allen Cornelius Clarkson, Practice Areas Estate Planning Attorneys. is located in the city of East Lansing, the state of Michigan. Attorney legal address Po Box 874East Lansing, MI, 48826-0874. For more information, please call (210) 775-2940 Your comments* (not for publishing) * — Required information Allen Cornelius Clarkson ← View details Po Box 874East Lansing, MI, 48826-0874, East Lansing, Michigan (210) 775-2940