KTRS (AM)

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KTRS

St. Louis, Missouri
Broadcast area	Greater St. Louis
Frequency	550 kHz
Branding	The Big Five-Fifty, KTRS
Programming
Format	Talk
Network	ABC News Radio
Affiliations	Westwood One Missouri Tigers
Ownership
Owner	KTRS-AM License, L.L.C. (KTRS-AM, L.L.C.)
History
First air date	June 26, 1922 (102 years ago) (1922-06-26)
Former call signs	KSD (1922–1983) KUSA (1983–1993) KSD (1993–1997)
Call sign meaning	"Talk Radio St. Louis"
Technical information[1]
Licensing authority	FCC
Facility ID	20359
Class	B
Power	5,000 watts
Transmitter coordinates	38°39′45″N 90°7′43″W / 38.66250°N 90.12861°W / 38.66250; -90.12861
Translator(s)	106.1 K291CW (St. Louis)
Links
Public license information	Public file LMS
Webcast	ktrs.com/stream
Website	ktrs.com

KTRS (550 kHz) is a commercial AM radio station in St. Louis, Missouri. The station airs a talk radio format with some sports. The station is owned by KTRS-AM License, L.L.C., a consortium of local investors which includes actor and St. Louis native John Goodman. KTRS's studios and offices are located in Westport Plaza in Maryland Heights.

KTRS broadcasts with 5,000 watts of power, day and night. It uses a directional antenna at night to avoid interfering with other stations on AM 550. The transmitter is located near Gateway Motorsports Park in Madison, Illinois.^[2] KTRS can also be heard in St. Louis and its adjacent suburbs on 250-watt FM translator K291CW at 106.1 MHz.^[3]