| Business | Phone |
| Soundsource 43 Randolph Ave, Hagerstown 21740 | (301) 791-7313 |
| Dsl Sound Inc 67 W Baltimore St, Hagerstown 21740 | (301) 797-1070 |
| Guitar Room 315 N Cleveland Ave, Hagerstown 21740 | (301) 797-2464 |
| Mha Audio Inc 20 N Mulberry St, Hagerstown 21740 | (301) 733-9337 |