A Phone that you can use that gets reception at almost any place you go is a satellite phone. These phones don't use a cell tower in order to get service. The plans are often less expensive because the coverage is usually better than typical cell phones. Companies like http://www.satphonecity.com sell satellite phones and he accessories that you may need to go with them.
These phones are convenient for anyone to have since you can use them anywhere. Teenagers can use them to call home if they are going to be out later than normal. Elderly individuals can use the phones to call for help in an emergency. You don't have to worry about losing reception when you're talking to someone important as you would with a phone that uses the signal from a tower. Another convenience with these phones is that you can use them in just about any home. When you are in a mobile home, you might notice that a cell phone loses signal or there's no signal at all. A satellite phone doesn't usually lose signal while you are inside the home whether it's a brick house or a trailer. They are ideal for taking on camping trips or if you're going to be outside for long periods of time so that you can call to let others know where you are.