- CLAN stands for Cooperating Libraries Automated Network (Rhode Island Public Library consortium)
- CLAN stands for Children’s Legal Action Network (Kenya)
- CLAN stands for Colectivo Libre Aquiles Nazoa (Venezuelan student organization)
- CLAN stands for Cereals and Legumes Asia Network
- CLAN stands for Community Local Area Network
- CLAN stands for Cordless Local Area Network
- CLAN stands for Camp Lot A Noise (Orchid Greenhouse)
- CLAN stands for Control Local Area Network (Avaya)
- CLAN stands for Cluster Local Area Network (GigaNet)
- CLAN stands for Civil Liberties Advocacy Network
- CLAN stands for Classified Local Area Network
- CLAN stands for Core Local Area Network
- CLAN stands for Coalition Local Area Network Cableless Local Area Network
- CLAN stands for Corporate Local Area Network
- CLAN stands for Concerned Landowners of Negros Occidental
- CLAN stands for Customer Local Area Network
- C-LAN stands for Classified Local Area Network
- CLAN stands for Connectionless Local Area Network
- CLAN stands for Collapsed Local Area Network
- CLAN stands for C-LAN Christian Local Area Network
- CLAN stands for Campus Local Area Network
C-LAN