WLLR may refer to:
*
WLLR-FM, a radio station (103.7 FM) licensed to Davenport, Iowa, United States
*
KUUL
KUUL (101.3 FM, "101-3 KISS FM") is an American commercial Top 40 (CHR) radio station serving the Quad Cities area. They are owned by iHeartMedia, Inc. with studios located in Davenport, Iowa, and a transmitter located near Port Byron, Illinois ...
, a radio station (101.3 FM) licensed to East Moline, Illinois, United States, which held the call signs WLLR or WLLR-FM from January 1983 to March 1998
*
WFXN (AM), a radio station (1230 AM) licensed to Moline, Illinois, United States, which held the call sign WLLR from January 1990 to March 2003
*
Welshpool and Llanfair Light Railway, narrow-gauge steam railway in Wales, UK.
*
West Lancashire Light Railway, a short narrow gauge railway, UK
{{Disambiguation, callsign