Accredited courses

The following institutions/course providers have applied for and been granted accreditation by OTTSA. The fully accredited and moderated courses are listed.

1. International TEFL and TESOL Training (ITTT):
  • 1a. 50-hour online Teaching Skills certification course.
  • 1b. 60-hour online certification course.
  • 1c. 100-hour online certification course.
  • 1d. 120-hour online certification course.
  • 1e. 140-hour online DVD certification course.
  • 1f. 50-hour online certification courses in teaching business English (CTBE).
  • 1g. 50-hour online certification courses in teaching English to young learners (CTEYL).
  • 1h. 250-hour online diploma course without tutor support (DipTESOL).
  • 1i. 250-hour online diploma course with tutor support (DipTESOL).
  • 1j. 220-hour Master package course.
  • 1k. 470-hour Professional package course.
  • 1l. 120-hour combined certification course (online course plus in-class attendance).
  • 1m. 30-hour OTP course (6 hours of observed teaching practice).
  • 1n. 50-hour OTP course (12 hours of observed teaching practice).
2. XploreAsia:
  • 2a. XploreAsia 120-Hour In-Class TESOL.
3. MyTEFL:
  • 3a. 120-Hour Online Professional TEFL Course.
4. CultureRoute:
  • 4a. 120-Hour On-line TESOL Certification Course.


Should you require any further information regarding OTTSA or the courses it moderates, or wish to apply for OTTSA accreditation, please contact OTTSA via email at

Online TEFL & TESOL Standards Agency

OTTSA - Accrediting Professionals