| Business | Phone |
| St Louis Envelope Co 4257 Clayton Ave, St Louis 63110 | (314) 652-4110 |
| Hampton Envelope Co 200 Hanley Industrial Ct, St Louis 63144 | (314) 644-1221 |
| Consolidated Envelope Co 8000 Bonhomme Ave # 302, St Louis 63105 | (314) 727-5660 |
| Curtis 1000 9301 Dielman Industrial Dr, St Louis 63132 | (314) 991-9666 |