WLLO-LP (102.9 FM, "Leo 103") is a high school radio station broadcasting a High school radio format.

Licensed to Londonderry, New Hampshire, United States, the station serves the Manchester area.

Broadcasts can also be heard on cable FM channel 28 of the local cable TV system.

The station is currently owned by Londonderry School District, School Administrative Unit 12 as an Educational-access television channel.

This article about a radio station in New Hampshire is a stub.