| Business | Phone |
| Catawba Creek Pretreatment 2327 Old Spencer Mtn Rd, Dallas 28034 | (704) 866-6058 |
| Dallas Light Dept 210 N Holland St, Dallas 28034 | (704) 922-3176 |
| Dallas Sewer Plant 700 E Holly St, Dallas 28034 | (704) 922-0517 |
| Dallas Water Plant 1342 Dallas Stanley Hwy, Dallas 28034 | (704) 922-1309 |
| Electrical Warehouse 700 E Holly St, Dallas 28034 | (704) 922-9961 |