Digital service offers clearer sound and a range of features from voice mail and caller ID to paging and Internet service. You may call anywhere from your phone, but you need to make sure you can get a dialtone at important locations. The dual band solution Those who want both can often find dual band service, which uses one or the other depending on location. The rates for analog and digital may be very different for making the same call from the same phone, so use this carefully. This works much like traditional long distance.
Peak covers usual business and daytime hours and is pricier.
Off-peak is everything else and is often heavily discounted, especially on weekends. Keep in mind that your carrier may charge you for all or most of the airtime for incoming calls. And local calls may or may not be free or cheaper than long distance. The charges vary greatly from provider to provider. One neat convenience of wireless is that one phone number can follow you anywhere, even to some other city.