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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Traffic report source:

CARRADIO: Traffic report source
RADIO: Traffic report source
AMRADIO: Traffic report source, perhaps
AMRADIO: Traffic report source, often
CARRADIO: Traffic report source, often
COPTER: Source of a traffic report, often
AMRADIOS: Sources of some traffic reports
LOCALTV: Source of weather and traffic reports