The use of point of sale (POS) in providing banking services has become rampant in Nigerian banking sector especially in Ekiti State. This study therefore determined effects of cash withdrawal, money transfer and payment for utilities using POS terminals on customer satisfaction in the Nigerian banking sector. 320 regular customers of POS operators used for the study were selected through systematic and purposive sampling techniques. Primary data collected were analysed with the aid of Logit model. Findings from the study revealed that confidentiality, speed of transaction, friendliness of POS operator, competitive charges and convenient location were the major determinants of satisfaction when customers accessed POS to make withdrawal, money transfer and payment for utilities. The study concluded that deployment of POS significantly and positively influenced customer satisfaction in the banking sector in Nigeria and recommended more deployment of POS by banks with a view to decongesting banking halls and reduce queues at ATM terminals.