I want to switch my prepaid to postpaid but keep the same number. What can I do?

I am on a prepaid AT&T plan and the Youtube videos never run at 1080p. They buffer a lot on anything above 480p. My phone can run the videos as th

I was wondering if I can reactivate my prepaid ZTE phone model # z835 I got it from at&t store

How I can transfer my at&t number to another carrier? where I found the PIN number?

On prepaid I purchased data on multi line and it was loaded to my account is there any way to get it moved to my daughters line?

On many text messages in the last month I have been charged two to five times for a single in going or sent text on my ATT prepaid plan. What should

My phone got stolen. Since that time, the thefi has been using my phone number. When I access my att account I can view who he texted, but I can't vie

I am in San Diego, and the staff told me that to keep the number from prepaid to postpaid, it has to be with the area code 858 or 619. I never heard s

Is there any way I can temporarily disable my account from receiving all text messages? I have disabled it on my phone but I am still charged for them

Hi, I've had the same Prepaid (GoPhone) account and phone number for 10 or 15 years and it's not a smartphone ... just a simple flip phone than does v