Radio stations in Washington, D.C., Maryland, Virginia and West Virginia must have filed their license renewal applications by June 1, 2011. These stations must air post-filing on-air announcements on June 16, July 1 and 16, and August 1 and 16.

Radio stations in North Carolina and South Carolina must file their license renewal applications on or before August 1, 2011. These stations must air pre-filing on-air announcements on June 16 and July 1 and 16. Post-filing on-air announcements for these stations must be aired August 1 and 16, September 1 and 16 and October 1 and 16.

Click here to view sample text for pre- and post-filing announcements from the FCC.