WIJR (880 AM) is a radio station broadcasting a Regional Mexican format. Licensed to Highland, Illinois, United States, it serves the St. Louis, Missouri area. The station is currently owned by Birach Broadcasting Corporation.

WIJR

Highland, Illinois
Broadcast area	St. Louis, Missouri
Frequency	880 kHz
Branding	La Tremenda 880 AM
Programming
Format	Regional Mexican
Ownership
Owner	Birach Broadcasting Corporation
Technical information
Facility ID	72890
Class	B
Power	1,700 watts day 160 watts night
Links
Website	www.latremenda880.com

WIJR's studios are located on Hampton Avenue in St. Louis, while its transmitter is located near Highland. They use a directional signal, aimed towards St. Louis, due to avoid interference from WCBS-AM in New York City, further north into New York.