According to Mike Huckabee's voice on my answering machine, this was a "telephone town hall" with Mike Huckabee, in this case on the topics of immigration and Israel's Netanyahu's upcoming trip to the U.S. Various Republican politicians have these tele-town-halls from time to time, so I would guess that future calls from this number might be other candidates.
W.E. in SC
 Feb 28th, 2015