Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Frederick H. Allen III, Practice Areas Workers&#No known practice areas; Compensation Lawyers. is located in the city of Sergeantsville, the state of New Jersey. Attorney legal address Po Box 113Sergeantsville, NJ, 08557-0113. For more information, please call (609) 397-1947 Your comments* (not for publishing) * — Required information Frederick H. Allen III ← View details Po Box 113Sergeantsville, NJ, 08557-0113, Sergeantsville, New Jersey (609) 397-1947