AT&T has now begun selling refurbished iPhone 3G models on their online store once again after replenishing stock to the point of wide availability.
PhoneNews.com first confirmed the refurbished iPhone 3G sales in November after receiving notice from third parties, and the units are now available at the aforementioned $149.99 rate (for the 8GB model) with the requirement of activation on a new 2 year agreement.
Buy a Refurb 8GB Apple iPhone 3G from AT&T
Buy a Refurb 16 GB Apple iPhone 3G from AT&T