Mississippi
| Company | Category | Area | Address | Web | Contact person | |
| OPTOMETRIC CLINIC PA | Optometrists Od | Mississippi | 600 W PINE ST, HATTIESBURG, Forrest, Mississippi, 39401-3834, USA | - | - | Lisa E Herrington |
| OPUS 2 PUBLISHING CO | Misc Publishing | Mississippi | 911 CHICKASAW RD, OXFORD, Lafayette, Mississippi, 38655-2705, USA | - | - | Gene Saucier |