- Telecommunications Regulatory Authority (TRA) [ www.tra.gov.om ]
- Internet Corporation for Assigned Names and Numbers (ICANN) [ www.icann.org ]
- Internet Assigned Numbers Authority (IANA) [ www.iana.org ]
- Asia Pacific Top Level Domain Association (APTLD) [ www.aptld.org ]
- Omantel [ www.omantel.om ]
- Nawras [ www.nawras.om ]
- Gulfcybertech [ www.gulfcybertech.com ]