| Business | Phone |
| Computer Economics Inc Vista 92081 | (760) 598-0665 |
| Anacomp Inc 1491 Poinsettia Ave, Vista 92081 | (760) 305-5300 |
| Intellectual Technology Inc 1040 Joshua Way, Vista 92081 | (760) 599-8080 |
| Irwin It Solutions & Svc 2299 Mira Sol Dr, Vista 92084 | (760) 597-2947 |