The ccNSO Working Groups listed here are no longer active.
- Accountability Framework Working Group
- Ad-hoc Wildcard Study Working Group
- Ad-hoc Working Group on the Protection of Country Names in Connection with the Introduction of New gTLDs
- Budget Working Group
- ccNSO Launching Group
- Contact Repository Implementation Working Group
- Delegation and Redelegation Working Group
- Fee Apportionment Working Group
- Finance Working Group
- IANA Working Group
- IDN Working Group
- IDN PDP Working Group 1
- IDN PDP Working Group 2
- IDNC Working Group
- Incident Response Working Group
- Joint ccNSO/GNSO IDN Working Group
- Joint ccNSO/GAC IDN Working Group
- Joint DNS Security and Stability Analysis Working Group
- Joint Security and Stability Analysis Charter Drafting Working Group
- Participation Working Group
- Processes Working Group
- Regions Working Group
- Study Group on Use of Names for Countries and Territories