Ransom Canyon, TX Profile: Facts, Map & Data. Ransom Canyon, Texas - Basic Facts. The Town of Ransom Canyon had a population of 1,152 as of July 1, 2016. The primary coordinate point for Ransom Canyon is located at latitude 33.5303 and longitude -101.6853 in Lubbock County.
Probably the most useful thing to know about the Global System for Mobile communications (GSM) is that it is an international standard. If you travel in Europe and many other parts of the world, GSM is the only type of cellular service available.
Check to see if you have a GSM phone. As you recall, SIM cards are specific to GSM phones. Common GSM carriers include AT&T, Straight Talk, TracFone and T-Mobile.1  A GSM phone is a mobile device that uses a GSM (Global System for Mobile Communications) cellular network.2  GSM is one of two types of cellular networks, the other being CDMA (Code Division Multiple Access).here are two main reasons you would be using a SIM card to switch phones. 1  Use the SIM card from your old phone in your new phone so as to save your information. 2  Switch carriers and keep your phone (or avoid having to buy a new one).