Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Richard Clayton Seneca, Practice Areas Health Care Lawyers. is located in the city of Lewisberry, the state of Pennsylvania. Attorney legal address Seneca LawPo Box 333680 Yorktown RdLewisberry, PA, 17339-0333. For more information, please call (717) 932-6000 Your comments* (not for publishing) * — Required information Richard Clayton Seneca ← View details Seneca LawPo Box 333680 Yorktown RdLewisberry, PA, 17339-0333, Lewisberry, Pennsylvania (717) 932-6000