| Name | ITU-R | ITU-T | ITU-D | Categories |
| Ministry of Communications and Information Technology (MCIT), RIYADH | MINISTRY | |||
| Communications, Space & Technology Commission (CST), RIYADH | ADMIN / REGULATOR | |||
| Etihad Atheeb Telecom Company (GO), RIYADH | X | ROA / OPERATOR | ||
| Integrated Telecom Company, RIYADH | X | ROA / OPERATOR | ||
| Mobily Company, RIYADH | X | X | X | ROA / OPERATOR |
| Saudi Telecom, RIYADH | X | X | X | ROA / OPERATOR |
| Zain Saudi Arabia, RIYADH | X | ROA / OPERATOR |
Academia
| Name | Category |
| King Abdullah University of Science and Technology, THUWAL | UNIVERS,RSRCH |