| Business | Phone |
| Ain Plastics 1360 Boltonfield St, Columbus 43228 | (614) 853-5020 |
| American Plastic Distributors 1015 W 5th Ave, Columbus 43212 | (614) 294-5100 |
| Transport Container Corp 950 Augusta Glen Dr, Columbus 43235 | (614) 459-8140 |
| United Seal Co 2000 Fairwood Ave, Columbus 43207 | (614) 443-7633 |
| Ppafco Inc 1096 Ridge St, Columbus 43215 | (614) 488-7259 |
| Core Molding Technologies Inc 800 Manor Park Dr, Columbus 43228 | (614) 870-5000 |
| Piedmont Plastics Inc 460 Schrock Rd # A, Columbus 43229 | (614) 985-0745 |
| Fluoro-Seal Inc 6575 Huntley Rd # D, Columbus 43229 | (614) 846-6400 |
| Franklin Disposables Inc 7100 Huntley Rd # 1, Columbus 43229 | (614) 436-1216 |
| Lydall Thermal/Acoustical Inc 6767 Huntley Rd, Columbus 43229 | (614) 885-6379 |
| Laird Plastics 717 Hadley Dr, Columbus 43228 | (614) 272-0777 |