Jennifer Gayle Top Lawyer 840 1st Ave Ste 100 King Of Prussia, Pennsylvania, 19406 Phone: 610-265-7800 Website Company: Mannion Prior Lawyer Category: Probate: Trust & Estates Profile Let this business know you found them on Main Line Today's Online Directories. Locations King Of Prussia 840 1st Ave Ste 100 King Of Prussia, Pennsylvania 19406 Claim/Edit Listing