KTCO

KDNW (97.3 FM, "Life 97.3") is a contemporary Christian music radio station located in Duluth, Minnesota, owned and operated by Northwestern Media, a ministry of the University of Northwestern-St. Paul, a Christian university in Roseville, Minnesota. KDNW is a non-profit radio station, receiving most of its donations and contributions from its listeners. The station is also rebroadcast on several translators (low-powered rebroadcasters) outside of its main listening area.

WJRF (89.5 FM) is a radio station in Duluth, Minnesota. The station currently simulcasts Contemporary Christian KDNW. Historically, it was its own station and the centerpiece of a regional Christian network prior to its donation to Northwestern Media in 2019.

KDKE (102.5 FM, "Duke FM") is a classic country radio station located in Duluth, Minnesota (licensed to Superior, Wisconsin). KDKE is owned by Midwest Communications, which also owns WDSM, WDUL, KDAL, KDAL-FM and KTCO in Duluth. All the Duluth stations share the same studio location at 11 East Superior St. Suite 380, downtown Duluth. Most of KDKE's personalities are voice-tracked or syndicated.

KQDS-FM (94.9 FM, "95 KQDS") is a classic rock music formatted radio station located in Duluth, Minnesota. Established in 1976 as KAOH-FM, the station is owned by Midwest Communications, and follows a format similar to that of the well-known KQRS-FM in the Twin Cities. The studios are located in downtown Duluth, along with KDAL, KDAL-FM, KDKE, KTCO, WDSM, and WDUL. KQDS-FM is simulcast on WMFG-FM (106.3) in Hibbing. Prior to Midwest selling the stations, KQDS-FM was also simulcast on WXXZ (95.3 FM, now WFNX) in Grand Marais and KAOD (106.7 FM, now KZJZ) in Babbitt. KQ 95's main competitor is Townsquare Media's WWPE (92.1 FM). KQDS-FM is probably best known for "The KQ Morning Show" which for the last decade has been rated first among adults 25-54 and Men 25–54. The show's longtime host, Bill Jones left the station, the broadcast industry and the city of Duluth December 15, 2009. Jones' Co-host, Jason Manning has returned to KQ with a "revamped" morning show with new co-host Frank Befera. In 2011, Befera was let go and the Morning Show switched to its current line-up of Jason Manning and longtime afternoon DJ Scott Savage.

KKCB (105.1 FM, "B105") is a radio station in Duluth, Minnesota, owned by Townsquare Media, airing a country music format. The studios and offices are with its three other sister stations at 14 E. Central Entrance, on the west side of Duluth. The station was WAVC during the 1980s, and previously a beautiful music outlet as WGGR.

KDNI, known on-air as Faith 90.5 FM, or by the network name Faith Radio, is a radio station in Duluth, Minnesota, owned and operated by University of Northwestern - St Paul and is a non-profit, listener-supported radio station relying on donations from the local community throughout the year. It broadcasts on 90.5 FM, covering Duluth-Superior and surrounding areas in Minnesota and Wisconsin. Programming is nearly 100 percent satellite delivered and produced by Northwestern Media. The format is mainly Christian talk and teaching, with programs such as Turning Point with David Jeremiah; Focus on the Family; Family Life Today with Dennis Rainey; Insight for Living with Chuck Swindoll; Living on the Edge with Chip Ingram; In Touch with Charles Stanley; Walk in the Word with James McDonald; Just Thinking with Ravi Zacharias; and others.

KUWS is a public radio station in Superior, Wisconsin, licensed to the Board of Regents of the University of Wisconsin System and operated by the University of Wisconsin–Superior since January 21, 1966. KUWS is an affiliate of Wisconsin Public Radio's Ideas Network. It also airs university and student-produced programming weeknights with 91 Jazz St. from 7:00 to 10:00 and College Rock from 10:00 to 1:00 am.* KUWS broadcasts on 91.3 FM with 83,000 watts. KUWS was previously heard on translator station W275AF in the Ashland-Washburn-Bayfield area at 102.5 FM before September 12, 2011, when full-power WUWS (90.9) was launched from Ashland, replacing W275AF. WUWS continues to relay KUWS's schedule and is programmed from WPR's Superior studios. The original station call letters were WSSU, representing Wisconsin Superior State University. The call letters KUWS were assigned on August 1, 1988, as part of the station's affiliation with Wisconsin Public Radio. KUWS was permitted a "K" prefix, despite its location east of the Mississippi, due to Duluth-Superior's status as a "mixed" market, with several K-prefix stations already licensed to Superior. The KUWS studios are in the Holden Fine Arts Center at 1805 Catlin Avenue in Superior. The studios also provide local programming for Wisconsin Public Radio's NPR News and Classical Music network station for northwest Wisconsin, WHSA in Brule, as well as WHWA in Washburn, WSSU in Superior, and WUWS in Ashland. The KUWS transmitting facility is co-located with KBJR-TV in the Duluth tower farm.

WSCN (100.5 FM) is a radio station licensed to Cloquet, Minnesota, serving the Duluth-Superior area. The station is owned by Minnesota Public Radio (MPR), and airs MPR's "News and Information" network, originating from the Twin Cities. The station has inserts at least once an hour for local underwriting and weather. MPR also maintains an office and studio in downtown Duluth. WSCN broadcasts in HD.

WSSU (88.5 FM) is a radio station licensed to Superior, Wisconsin, and serving the Duluth/Superior area. The station is part of Wisconsin Public Radio (WPR), and airs WPR's "NPR News and Classical Network", consisting of classical music and news and talk programming. WSSU also broadcasts local news and programming from studios in the Holden Fine and Applied Arts Center at the University of Wisconsin-Superior. The WSSU call letters had originally been on sister Ideas Network station KUWS from its sign-on in 1966 until 1988. From 1989 to 1995, WSSU was used by a Springfield, IL public radio station which was formerly WSSR and later WUIS. See also Wisconsin Public Radio

WDSE-FM (103.3 MHz) is a 95,000-watt public radio station in Duluth, Minnesota, operated by the Duluth–Superior Area Educational Television Corporation, which primarily carries an adult alternative radio format but also has a number of programs focusing on jazz, blues, and other genres. It is part of Minnesota's Independent Public Radio network. Programming from national sources includes World Cafe and American Routes.

KLDJ (101.7 FM, "Kool 101.7") is a radio station in Duluth, Minnesota, owned by Townsquare Media, airing a classic hits music format. The studios and offices are with its three other sister stations at 14 E. Central Entrance, on the west side of Duluth. These are KLDJ (Kool 101.7), KKCB (B105), KBMX (Mix 108), and WEBC (Northland Fan)

KBMX (107.7 FM, MIX 108) is a Top 40 radio station serving Duluth, Minnesota, and Superior, Wisconsin. It is owned by Townsquare Media. The studios and offices are with its three other sister stations at 14 E. Central Entrance, on the west side of Duluth.