Oak Hill Lawn Care & Landscaping Address: 1839 Susquehanna Hall Rd, Whiteford, MD 21160 Phone: (410) 688-0736 Lawn Services Other Businesses: Jonathan K Miller - PenMark Law at 2412 Whiteford Rd, Whiteford, MD 21160 Penmar Law LLC at 2412 Whiteford Rd, Whiteford, MD 21160 Slate Ridge Presbyterian Church at 1630 Chestnut St, Whiteford, MD 21160