| Business | Phone |
| 4-M Construction Svc Rr 3 Box 1314, Mifflintown 17059 | (717) 436-2503 |
| Brickhill Construction Inc 751 Cedar Springs Rd, Mifflintown 17059 | (717) 436-9164 |
| Dressler Brothers Construction 5 E Industrial Park Rd, Mifflintown 17059 | (717) 436-5412 |
| Haubert Homes Inc Hc 63, Mifflintown 17059 | (717) 436-6886 |
| J M Masonry 46 N Main St, Mifflintown 17059 | (717) 436-9112 |
| J T Construction Rr 3 Box 1223, Mifflintown 17059 | (717) 436-5460 |
| Jbeitz Enterprises Inc Rr 2 Box 670, Mifflintown 17059 | (717) 436-0297 |
| Pame Construction Co 2 Industrial Cir, Mifflintown 17059 | (717) 436-5858 |
| Ramsey Construction Highway 35, Mifflintown 17059 | (717) 436-5318 |
| Redrock Construction Inc Rr 2, Mifflintown 17059 | (717) 436-8111 |
| Zemco Inc 598 Licking St, Mifflintown 17059 | (717) 436-8832 |