Leap Wireless International announced that it gained approximately 385,000 net customer additions during the fourth quarter of 2008, including approximately 173,000 net additions in the company's existing markets, approximately 133,000 net additions in the company's expansion markets, and approximately 79,000 broadband net additions.

Total net additions for 2008 were approximately 941,000 and Leap ended the year with approximately 3.84 million customers. Total customer churn for the fourth quarter of 2008 was 3.8 percent; customer churn for the existing business was 3.7 percent, compared to 4.2 percent for the existing business in the fourth quarter of 2007.

The term "existing markets" refers to the company's markets in operation as of December 31, 2007, excluding the effects of the company's mobile broadband initiative and its Cricket PAYGo prepaid wireless service.

Results for expansion markets include net customer additions for voice services in new markets launched in 2008 as well as for the Cricket PAYGo prepaid wireless service.