In this world where the use of Information and Communication Technology (ICT) has revolutionized the way and manner in which tasks are been accomplished in most organizations. One important aspect of ICTs application in this 21st century library services is the provision of quick and effective service delivery. The circulation/customer service unit of the library offers customer services to library clientele and performs the traditional role of charging and discharging of information resources to users, registering new users, charging of fines etc, these activities are now been undertaking by applying ICTs. Thus, this study is aim to investigate the application of ICTs in the operational routine activities of the circulation/customer services unit in Federal University Library, Lokoja-Kogi State, Nigeria. The study is anchored on qualitative research method, with a population of eight (8) staff including the circulation/customer service librarian, out of which five (5) including the circulation librarian was purposively selected, using interview method as instrument and a structured interview was administered to the respondents using a checklist. The data generated were analysed using citation analysis. The study revealed that, the circulation processes of the library is at low level ICT application; also, some challenges like inadequate power supply, insufficient funding, inadequate computer savvy of the staff, network issues among others were identified. Finally, the study recommends: provision of constant and adequate power supply; training and retraining of staff; and improve network issues for better services delivery.