| Business | Phone |
| Al Tel Telphone Communications Fontana 92335 | (909) 427-8373 |
| Cable Inc 14074 Rancho Ct, Fontana 92337 | (909) 434-0315 |
| Martin Communications 7226 Big Sur St, Fontana 92336 | (909) 357-2225 |
| Net Systems Electric Fontana 92335 | (909) 355-3408 |
| Ron Morell Construction 14074 Rancho Ct, Fontana 92337 | (909) 355-4300 |