| Business | Phone |
| Potomac Dealers Supply Inc 625 N Prospect St, Hagerstown 21740 | (301) 733-1595 |
| Sellmore Industries-Maryland 651 N Prospect St, Hagerstown 21740 | (301) 790-2099 |
| Steffey & Findlay Inc 177 S Burhans Blvd, Hagerstown 21740 | (301) 733-1600 |
| Hagerstown Block Co 860 Oak St, Hagerstown 21740 | (301) 733-3510 |
| Jager Industries Us Inc 16045 Business Pkwy, Hagerstown 21740 | (301) 791-1582 |
| Lumber Yard 775 Frederick St, Hagerstown 21740 | (301) 791-3860 |
| Master Supply Co 87 W Lee St, Hagerstown 21740 | (301) 797-7227 |
| Millsource 18450 Showalter Rd # 6, Hagerstown 21742 | (301) 393-9210 |