| Business | Phone |
| Dorn Water Conditioning Pottstown 19464 | (610) 327-0377 |
| J & T Technologies Inc 189 S Keim St, Pottstown 19464 | (610) 718-1114 |
| J R Clendenning Co 56 Lightcap Rd, Pottstown 19464 | (610) 495-5600 |
| Master Water Conditioning Corp 224 Shoemaker Rd, Pottstown 19464 | (610) 323-8358 |