| Business | Phone |
| Kimball Electronics Group 203 Anaya Rd, Pharr 78577 | (956) 784-8000 |
| Mcallen American Corp 203 Anaya Rd, Pharr 78577 | (956) 702-1064 |
| Mtx Electronics Inc 100 S Austin Dr A, Pharr 78577 | (956) 781-3476 |
| Zenith Electronics Corp-Texas 118 S Cage Blvd, Pharr 78577 | (956) 784-6400 |