Narrative:

Lost both radios enroute. Followed 'lost communication' procedure and squawked 7600. Tried to contact tower via mobile telephone but no answer. Contacted a local FBO who contacted airport operations who contacted tower and played the intermediary relaying information. Waited for green/white light from tower to land. With green light visible landed safely; obtained number for tower on the ground and called to make sure there were no issues. Was told everything was done per procedure and no issues.

Google
 

Original NASA ASRS Text

Title: A C172 pilot experienced loss of both radios in flight; followed lost communications procedures and landed after seeing the green light.

Narrative: Lost both radios enroute. Followed 'lost communication' procedure and squawked 7600. Tried to contact Tower via mobile telephone but no answer. Contacted a local FBO who contacted Airport Operations who contacted Tower and played the intermediary relaying information. Waited for green/white light from Tower to land. With green light visible landed safely; obtained number for Tower on the ground and called to make sure there were no issues. Was told everything was done per procedure and no issues.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.