| Business | Phone |
| Regarding X Communications 980 Park Center Dr, Vista 92081 | (760) 598-8586 |
| Radian Communication Svc Inc 1930 Watson Way # C, Vista 92081 | (760) 597-0777 |
| One's & Zero's Communications 2334 Brookhaven Pass, Vista 92081 | (760) 597-0190 |
| Digital Communication S 732 E Vista Way, Vista 92084 | (760) 560-0580 |
| First Call Communications 2540 Fortune Way, Vista 92081 | (760) 599-1940 |
| Inten Communications Inc 1728 Countryside Pl, Vista 92081 | (760) 599-3998 |
| Jaxn Communications 813 Barsby St, Vista 92084 | (760) 945-9570 |