| 85590 | Academic tutoring |
| 85590 | Adult education centre |
| 85590 | Adult education residential college |
| 85590 | Computer training |
| 85590 | Continuation school |
| 85590 | Correspondence college (not leading to degree level qualifications) |
| 85590 | Council for Accreditation of Correspondence Colleges |
| 85590 | Day continuation school |
| 85590 | Language instruction and conversational skills instruction |
| 85590 | Learning centres offering remedial courses |
| 85590 | Lifeguard training |
| 85590 | Mentally handicapped adult training |
| 85590 | National institute for adult continuing education |
| 85590 | Other adult and other education n.e.c. |
| 85590 | Private training providers |
| 85590 | Professional examination review courses |
| 85590 | Public speaking training |
| 85590 | Religious instruction |
| 85590 | Speed reading instruction |
| 85590 | Survival training |
| 85590 | Teacher n.e.c. |
| 85590 | Workers' Educational Association |
| 85590 | |