| Business | Phone |
| A & S Electric Smithville 78957 | (512) 360-4868 |
| C & C Electric 308 Whitehead St A, Smithville 78957 | (512) 237-2249 |
| Clarence's Refrig & Electric 200 Olive St, Smithville 78957 | (512) 360-2156 |
| Electrician For Hire 140 Logan Ln, Smithville 78957 | (512) 921-2727 |
| L & E Svc Po Box 603, Smithville 78957 | (512) 237-3700 |
| Melrose Electric 444 Tiner Cutoff, Smithville 78957 | (512) 321-3700 |
| S & D Svc Co 327 Powell Rd, Smithville 78957 | (512) 360-2269 |
| John Summarell Po Box 22, Smithville 78957 | (512) 360-4868 |