Post-Paid Service : Onetel Post-paid offers subscribers the convenience of monthly billing with the additional benefit of competitive Tariff Rates. This service allows Subscribers to maximize the benefits within their businesses. With Post-paid service Onetel subscribers will also enjoy the credit facility and dedicated and personalized service. The monthly rental for post-paid connection is Tk. 50 only. Under this subscription subscriber can enjoy ISD/IDD outgoing call facility just by depositing an amount of Tk.3000 as security deposit.