UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: May 19, 2008 11:00 A.M.
Form: S-4
CIK: 0001065049
Company Name: LEAP WIRELESS INTERNATIONAL INC
File Number: 333-149937
CIK: 0001286333
Company Name: CRICKET COMMUNICATIONS INC
File Number: 333-149937-01