My iPhone dosen't call people anymore what should i do?

Question

My iphone suddenly dosent call people for some reason what should i do?

Answer 1

first off this is a cell phone question. and not a land line. second take it to AT&T cell phone store or go to an Apple store.

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Answer 2

I would call Tech Support and see if there is networking trouble in your area.

Answer 3

Are you out of minutes?

If not, take it to your nearest O2 shop and they will take a look