From macrumors:
AT&T to Restrict or Charge for FaceTime Over 3G/4G in iOS 6? [Updated With AT&T Statement] - Mac Rumors
I doubt, with the new Verizon plans that they would do this as well, but given how these companies like to screw with us, it would not surprise me. I did enjoy using Facetime over 3G on the beach, to taunt Todd Smith a bit a few weeks ago.
AT&T to Restrict or Charge for FaceTime Over 3G/4G in iOS 6? [Updated With AT&T Statement] - Mac Rumors
I doubt, with the new Verizon plans that they would do this as well, but given how these companies like to screw with us, it would not surprise me. I did enjoy using Facetime over 3G on the beach, to taunt Todd Smith a bit a few weeks ago.