| Business | Phone |
| American Lumber Corp 525 S Caton Ave, Baltimore 21229 | (410) 566-7800 |
| Atlantic Forest 240 W Dickman St, Baltimore 21230 | (410) 752-8092 |
| Mid South Building Supl 2801 Lord Baltimore Dr, Baltimore 21244 | (410) 944-8484 |
| Mid-Atlantic Materials Inc 6813 Quad Ave, Baltimore 21237 | (410) 284-2800 |
| Midway Lumber Co Inc 4400 North Point Blvd, Baltimore 21219 | (410) 477-2300 |
| Ceratech Inc 1600 Wicomico St, Baltimore 21230 | (410) 727-6419 |
| Norandex Inc 4734 Trident Ct, Baltimore 21227 | (410) 242-0800 |
| Norandex-Reynolds Distr Co 8951 Yellow Brick Rd, Baltimore 21237 | (410) 391-8100 |
| Eldersburg Building Supply 6100 Seaforth St, Baltimore 21224 | (410) 633-8880 |
| King's Architectural Metal Inc 6301 Eastern Ave, Baltimore 21224 | (410) 644-5932 |
| Loading Dock 2523 Gwynns Falls Pkwy, Baltimore 21216 | (410) 728-3625 |
| Mac Lea Assoc Lumber Co 5902 Ritchie Hwy, Baltimore 21225 | (410) 789-6100 |
| Mill Supply Co 6210 Frankford Ave, Baltimore 21206 | (410) 485-3343 |
| National Lumber Co 4901 Pulaski Hwy, Baltimore 21224 | (410) 675-4740 |
| Resource Conversation Tech Inc 2633 N Calvert St, Baltimore 21218 | (410) 366-1146 |
| Rew Materials 2001 Race St, Baltimore 21230 | (410) 837-2044 |
| Building Specialties 9714 Pulaski Hwy, Baltimore 21220 | (410) 391-4440 |
| Southern Pacific Supply Co 801 N Kresson St, Baltimore 21205 | (410) 563-5300 |
| Harting & Sons Building Supply 2917 Hammonds Ferry Rd, Baltimore 21227 | (410) 242-0260 |
| Laurel Lumber Co 7600 Windsor Mill Rd, Baltimore 21244 | (410) 655-0127 |
| Supplies Unlimited 2201 Halethorpe Farms Rd, Baltimore 21227 | (410) 247-9090 |