Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Jon R. Maddox, Practice Areas No known practice areas. is located in the city of North Waltham, the state of Massachusetts. Attorney legal address P.O. Box 550159North Waltham, MA, 02455. For more information, please call (781) 894-3847 Your comments* (not for publishing) * — Required information Jon R. Maddox ← View details P.O. Box 550159North Waltham, MA, 02455, North Waltham, Massachusetts (781) 894-3847