| Business | Phone |
| Business Men's League 27 E Main St, Mechanicsburg 17055 | (717) 766-5471 |
| Eastern States Management Svc 5020 Ritter Rd # 202, Mechanicsburg 17055 | (717) 790-1555 |
| Hampden Township Youth Soccer 5001 Park St, Mechanicsburg 17055 | (717) 763-0788 |
| Hampden Youth Baseball Assn Salem Church Rd, Mechanicsburg 17055 | (717) 766-0556 |
| Insurance Agents & Brokers 5050 Ritter Rd, Mechanicsburg 17055 | (717) 795-9100 |
| Keystone Model Railroad Hstrcl 833 W Trindle Rd, Mechanicsburg 17055 | (717) 691-8033 |
| Mechanicsburg Museum Assn 3 W Allen St, Mechanicsburg 17055 | (717) 697-6088 |
| Pennsylvania Assn-Medical Supply 1000 Bent Creek Blvd # 10, Mechanicsburg 17050 | (717) 795-9684 |
| Pennsylvania Automotive Whsl 4601 Gettysburg Rd, Mechanicsburg 17055 | (717) 761-6117 |
| Pennsylvania Coalition Of Assn 1 Kacey Ct, Mechanicsburg 17055 | (717) 458-0505 |
| Pennsylvania Septage Mgmt Assn 215 Fox Dr, Mechanicsburg 17050 | (717) 763-7762 |
| Society Of Government Meeting 6 Clouser Rd, Mechanicsburg 17055 | (717) 795-7467 |
| Rolls-Royce Owners' Club 191 Hempt Rd, Mechanicsburg 17050 | (717) 697-4671 |