 The single was released digitally on the iTunes Store on March 13, 2007, and the CD and vinyl singles were released internationally on April 2, 2007.On February 14, 2007, a clip of the chorus to "Survivalism" was first heard by fans calling the telephone number 1-310-295-1040, which was found by joining discolored numerals on the back of a tour T-shirt.FMQB reported that "Survivalism" would arrive at radio stations on February 27 with an add date of March 6, but 102.1 The Edge in Toronto debuted the song on February 15, and on the next day, it was officially played on radio stations across the United States.