Allen's Lawn & Tree Service Inc Address: 6216 Seabrook Rd, Lanham Seabrook, MD 20706 Phone: (301) 794-7040 Tree Services, Landscaping, Lawn Mowers-Sharpening & Repairing Other Businesses: Sandy Spring Bank at 4451 Parliament Pl, Lanham Seabrook, MD 20706 PNC Bank at 10501 Greenbelt Rd, Lanham Seabrook, MD 20706 Capital One Bank at 10605 Greenbelt Rd, Lanham Seabrook, MD 20706 BB&T at 9395 Lanham Severn Rd, Lanham Seabrook, MD 20706