K

• Kaleidoscope

 L

• Language Coordination Project

 M

• Mediacom
• Meetings
• Mobile Telecommunication Networks
• Multimedia terminals, systems and applications

 N

• Next Generation Networks
• Next Generation Networks Global Standards Initiative (NGN-GSI)
• NGN Joint Coordination Activity (NGN-JCA)
• NGN, Joint Rapporteur Group (JRG) on
• NGN Project Management Tool
• Numbering Plan

 O

• Operational aspects of service provision, networks and performance
• Operational Bulletin
• Operational Planning and Reports on Activities
• Optical and other transport network infrastructures
• Optical Transport Networks and Technologies
• Outside Plant and related indoor installations
• Outside Plant Technologies (ITU-T SG6 and IEC SB4, TC 86 common area)

 P

• Partnership and External Cooperation
• Performance and quality of service
• Projects
• Protection against electromagnetic environment effects

 R

• Recommendations
• Reform of the International Telecommunication Regulations (ITRs)
• Regional and Flagship Groups
• Regional Tariff Groups
• Regional Tariff Group for Africa
• Regional Tariff Group for Asia and Oceania
• Regional Tariff Group for Latin America
• Regional Tariff Group for Europe and Mediterranean Basin
• Review of the International Telecommunication Regulations (ITRs)

  S

• Security, languages and telecommunication software
• Seminar Coordination Committee (SCC)
• Signalling requirements and protocols
• Smart Sustainable Cities 
• Study Groups
• SG2 Operational aspects
• SG3 Economic and policy issues
• SG5 Environment and circular economy
• SG9 Broadband cable and TV
• SG11 Protocols and test specifications
• SG12 Performance, QoS and QoE
• SG13 Future networks
• SG15 Transport, access and home
• SG16 Multimedia
• SG17 Security
• SG20 IoT and smart cities

 T

• Tariff and accounting principles including related telecommunication economic and policy issues
• Technology Watch
• Telecommunications for Disaster Relief and Mitigation - Partnership Co-ordination Panel (PCP-TDR)
• Telecommunication Management
• TIES - Telecommunication Information Exchange Service
• Traditional Approval Process (TAP)
• TSAG – Telecommunication Standardization Advisory Group
• TSB – Telecommunication Standardization Bureau

 V

• Visas
• Voluntary Contributions to ITU-T

 W

• Workshops and Seminars
• World Standards Cooperation
• WSIS (and ITU-T)
• WTSA-04
• WTSA-08
• WTSA-12