| Business | Phone |
| American Sign Co 7887 Taft St, Merrillville 46410 | (219) 736-1123 |
| Custom Imprint 1172 E 86th Pl, Merrillville 46410 | (219) 794-9546 |
| Gary Sign Co 3289 E 83rd Pl, Merrillville 46410 | (219) 942-3191 |
| Letterworks Sign Co 3427 E 83rd Pl, Merrillville 46410 | (219) 947-8181 |
| Signs By Tomorrow 421 W 81st Ave, Merrillville 46410 | (219) 736-7804 |