| Business | Phone |
| B & K Communications Poway 92064 | (858) 486-1710 |
| Business Communication Specs 13741 Danielson St # C, Poway 92064 | (858) 679-3800 |
| Pro Tel Communications Inc 13851 Danielson St, Poway 92064 | (858) 560-7400 |
| Protel Communications Inc 13851 Danielson St, Poway 92064 | (858) 391-9031 |
| Phone Systems Plus 13741 Danielson St # A, Poway 92064 | (858) 679-3900 |