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2. History of prepaid mobile phones - Wikipedia

   en.wikipedia.org/wiki/History_of_prepaid_mobile...

   The history of the prepaid mobile phones began in the 1990s when mobile phone operators sought to expand their market reach. Up until this point, mobile phone services were exclusively offered on a postpaid basis (contract-based), which excluded individuals with poor credit ratings and minors under the age of 18 (the typical age of contractual ...

3. Prepaid mobile phone - Wikipedia

   en.wikipedia.org/wiki/Prepaid_mobile_phone

   A prepaid mobile device, also known as a pay-as-you-go ( PAYG ), pay-as-you-talk, pay and go, go-phone, prepay, or burner phone, is a mobile device such as a phone for which credit is purchased in advance of service use. The purchased credit is used to pay for telecommunications services at the point the service is accessed or consumed.

4. AT&T Mobility - Wikipedia

   en.wikipedia.org/wiki/AT&T_Mobility

   AT&T Mobility, LLC, also known as AT&T Wireless and marketed as simply AT&T, is an American telecommunications company. It is a wholly owned subsidiary of AT&T Inc. and provides wireless services in the United States. AT&T Mobility is the second largest wireless carrier in the United States, with 114.5 million subscribers as of March 31, 2024.

5. The Pros and Cons of Prepaid Tuition Plans - AOL

   www.aol.com/news/pros-cons-prepaid-tuition-plans...

   Prepaid tuition plans are designed to help families start saving for their children's college expenses, but they may not always be the best choice. Image source: Getty Images. The Pros and Cons of ...

6. Cash App Review 2022: Pros and Cons - AOL

   www.aol.com/finance/cash-app-review-2022-pros...

   Cash App Review 2022: Pros and Cons. dana@thepennyhoarder.com (Dana Sitar, CEPF®) March 10, 2022 at 5:00 AM. The way people bank, invest and manage money has been changing rapidly over the past ...

7. Comparison of mobile phone standards - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_mobile_phone...

   In 3G, the most prevalent technology was UMTS with CDMA-2000 in close contention. All radio access technologies have to solve the same problems: to divide the finite RF spectrum among multiple users as efficiently as possible. GSM uses TDMA and FDMA for user and cell separation. UMTS, IS-95 and CDMA-2000 use CDMA.