| Business | Phone |
| American Cores & Electronics 240 Briggs Ave, Costa Mesa 92626 | (714) 708-7090 |
| Best Buy 901 S Coast Dr # F, Costa Mesa 92626 | (714) 434-0132 |
| L T Electronics 775 W 16th St, Costa Mesa 92627 | (949) 642-6288 |
| Marine Electronics Systems 187 E 21st St # 6, Costa Mesa 92627 | (949) 645-3627 |
| Marvac Electronics 2001 Harbor Blvd, Costa Mesa 92627 | (949) 650-2001 |