KFTZ

KFTZ (103.3 FM, "Z103") is a top 40 (CHR) radio station located in Idaho Falls, Idaho. It is licensed, owned and operated by Riverbend Communications. KFTZ has been Southeast Idaho's hot music station since the 1980s. In November 2023, KFTZ and its sister stations launched HD2 channels. KFTZ launched Throwbacks 103 highlighting songs from its history and HD3 is a dance channel playing music from their weekend mixshow.^[2]

Broadcast area

• Idaho Falls, Idaho
• Pocatello, Idaho
• Rexburg, Idaho
• Blackfoot, Idaho

Frequency103.3 MHz (HD Radio)

BrandingZ103

FormatTop 40 (CHR)

Quick facts Broadcast area, Frequency ...

KFTZ

Idaho Falls, Idaho United States
Broadcast area	Idaho Falls, Idaho Pocatello, Idaho Rexburg, Idaho Blackfoot, Idaho
Frequency	103.3 MHz (HD Radio)
Branding	Z103
Programming
Format	Top 40 (CHR)
Subchannels	HD2: 1990s/2000s hits "Throwback 103" HD3: Dance music "Vibez 103"
Ownership
Owner	Riverbend Media Group (Riverbend Communications, LLC)
Sister stations	KCVI KLCE KNBL KTHK
History
First air date	1986
Technical information[1]
Licensing authority	FCC
Facility ID	18116
Class	C1
ERP	100,000 watts
HAAT	201 meters (659 ft)
Repeater	103.3 KFTZ-FM1 (Pocatello)
Links
Public license information	Public file LMS
Webcast	Listen live HD2: Listen live HD3: Listen live
Website	www.z103.fm

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