| Business | Phone |
| Audio Zone 1710 Mission Ave, Oceanside 92054 | (760) 966-1791 |
| Digital Audio Sounds 307 S Coast Hwy, Oceanside 92054 | (760) 722-8711 |
| Oceanside Audio 424 S Coast Hwy, Oceanside 92054 | (760) 433-3800 |
| North County Mobile Electronic 2640 Oceanside Blvd, Oceanside 92054 | (760) 967-1100 |