The 3rd International Conference on Networks, Blockchain and Internet of Things (NBIoT 2022) will take place June 18-19, 2022 in Sydney, Australia. The conference will provide a forum for sharing knowledge and results on networks, blockchain, and IoT. Authors are invited to submit papers by May 7, 2022 on topics related to blockchain, IoT, and computer networks. Accepted papers will be published in the conference proceedings and selected papers will be published in related journals. Important dates include the submission deadline of May 7, 2022 and notification of acceptance by June 7, 2022.