| SIC Codes: | 7231 7911 7999 8211 8221 8222 8243 8244 8249 8299 |
| NAICS Codes: | 611610 611519 611513 611512 611511 611430 611420 611410 611310 611210 611110 611620 611692 611691 611630 611699 |
Companies in this industry provide testing, long-distance learning, and other training services over the Internet. Students can take online training courses or work toward earning an associate, bachelor's, master's, or doctoral degree. Programs may also be offered for students to become certified in a technical field. Education testing services prepare students for standardized tests.