| Business | Phone |
| Cingular Wireless 862 W Henderson Ave, Porterville 93257 | (559) 783-0674 |
| Radio Shack 1140 W Henderson Ave, Porterville 93257 | (559) 781-4970 |
| Sierra Wireless 1168 W Henderson Ave, Porterville 93257 | (559) 781-6600 |
| Sos Communications 352 N Porter Rd, Porterville 93257 | (559) 783-8371 |
| Tri-Valley Communications 890 E Olive Ave, Porterville 93257 | (559) 783-2191 |