| Business | Phone |
| Custer Realty & Auction 13179 Garrett Hwy # A, Oakland 21550 | (301) 334-4876 |
| Deep Creek Lake Referral Co 146 S Oakhall Dr, Oakland 21550 | (301) 334-0978 |
| Lakeside Realty 106 Lake Forest Dr, Oakland 21550 | (301) 387-6661 |
| Long & Foster Realtors 12978 Garrett Hwy, Oakland 21550 | (301) 334-9777 |
| Paradise Properties 5831 Cranesville Rd, Oakland 21550 | (301) 387-9660 |
| Railey Realty 253 N 3rd St, Oakland 21550 | (301) 334-1500 |