| Business | Phone |
| Riverview Optical Inc 330 1st Capitol Dr, St Charles 63301 | (636) 255-8200 |
| Overland Optical Inc 1592 Country Club Plaza Dr, St Charles 63303 | (636) 949-2900 |
| Crown Optical 1940 Zumbehl Rd, St Charles 63303 | (636) 916-5367 |
| Contact Lens Ctr 2035 Zumbehl Rd, St Charles 63303 | (636) 925-1410 |