T-Mobile's doing another free refill promotion. Speclected phones at t-mobile.com come with a free $30 refill card. The offer is available for both new and existing customers.
The eligible phones are:
T-Mobile (Alcatel) Sparq QWERTY slider $49.99
Samsung t139 flip phone $49.99
LG GS 170 flip phone $49.99
Samsung :) t359 QWERTY slider $74.99
Nokia X2 QWERTY candybar $79.99
Samsung t369 QWERTY slider $99.99
T-Mobile (Huawei) Comet - refurbished Android phone $119.99
LG Optimus T refurbished Android phone in Titanium color $129.99
LG Optimus T new Android phone in Black or Titanium $179.99
T-Mobile (Sharp) Sidekick 4G $329.99
These T-Mobile refill deals occur every month or so. They don't usually last more than a couple of days so don't procrastinate if you're interested.
30-Dec-2011: The free refill offer has ended