WLTI may refer to:

• WLTI (AM) (1550) in New Castle, Indiana, which assumed this call sign in 2010
• WXTL (105.9) in Syracuse, New York, used the call sign from 1996 to 2010
• WDRQ (93.1) in Detroit, Michigan, used the call sign from 1985 to 1996
• WUML (105.9) in Lowell, Massachusetts, used the call sign from 1967 to 1975

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