A directory of telephone numbers is entered into a cellular radiotelephone by entering the directory into a terminal, transferring the directory from the terminal to the radiotelephone via a wireless coupling, and programming the directory into a memory of the cellular radiotelephone. The radiotelephone preferably includes an acoustic output transducer, an acoustic input transducer, a transceiver, a memory, a wireless coupling for receiving a data signal including the directory of telephone numbers, and a processor for programming the directory in the memory. The terminal is preferably a system including an input device for acccepting entry of the directory, a processor for converting the directory into a data signal which can be transferred to the radiotelephone and an acoustic ouput transducer for transferring the data signal to the radiotelephone where the directory of telephone numbers can be programmed into memory.