| Business | Phone |
| Accurate Machinery Llc 9030 Hamburg Rd, Frederick 21702 | (301) 668-6013 |
| Lee's Gas Supplies Inc 7932 Reichs Ford Rd, Frederick 21704 | (301) 662-5306 |
| Mountville Equipment 5101 Mountville Rd, Frederick 21703 | (301) 874-3500 |
| Standard Equipment Co 5399 Agro Dr, Frederick 21703 | (301) 874-5500 |
| United Rentals 8031 Reichs Ford Rd # A, Frederick 21704 | (301) 662-1411 |
| Vernon E Stup & Co 5859 Urbana Pike, Frederick 21704 | (301) 663-3185 |
| Washington Air Compressor Rntl 7304 Grove Rd, Frederick 21704 | (301) 662-7711 |