| Business | Phone |
| Elite Communications 3043 Foothill Blvd, La Crescenta 91214 | (818) 541-0405 |
| Pro Telecom 2951 Honolulu Ave # C, La Crescenta 91214 | (818) 249-7112 |
| Data Tel 3611 1st Ave, La Crescenta 91214 | (818) 249-5477 |
| Pac Communications La Crescenta 91214 | (818) 957-6238 |