What GSM network does Cingular use?

Answer Cingular uses GSM 1900. GSM (Group System for Mobile Communication) is one of the two cellular networks (the other is CDMA) for mobile phones. GSM operates on a number of frequencies. GSM 1900 poin... Read More »

Top Q&A For: What GSM network does Cingular use

What bandwidth does Cingular use?

Cingular Wireless merged with fellow telecom giant AT&T Corp in 2005. From then on, the two companies have operated as AT&T Wireless. AT&T Wireless utilizes the Global System for Mobile Communicati... Read More »

What does unlocked mean on a Cingular cell phone?

An unlocked Cingular phone is one that accepts any subscriber information module (SIM card), so you can use it with any service provider. Unlocking your phone allows you to keep it even if you swit... Read More »

What does"insert sim"mean on cingular cell phones?

Your cell phone needs a few things to work properly--namely power and reception. But if your phone is from Cingluar--or as its now known, AT&T--you will also need a SIM card to connect your phone t... Read More »

What are the benefits of a cingular sim card?

Cingular (now AT&T) SIM cards are required to access wireless phone service with the provider. In addition to allowing voice and data service, the SIM cards provide users with a great deal of flexi... Read More »