| Business | Phone |
| Accurate Systems Technology 2501 E Chapman Ave # 100, Fullerton 92831 | (714) 333-2238 |
| 22 Century Computers 2009 E Commonwealth Ave, Fullerton 92831 | (714) 870-9966 |
| Aaa Micro Computer Svc 931 N Placentia Ave # C, Fullerton 92831 | (714) 223-7002 |
| Best Way Enterprises 1100 S Raymond Ave, Fullerton 92831 | (714) 446-0551 |
| Computers Of America 223 Imperial Hwy, Fullerton 92835 | (714) 526-2475 |