| KKBO | |
| City: | Flasher, North Dakota |
| Area: | Bismarck-Mandan |
| Branding: | '"105.9 The Big Rig" |
| Frequency: | 105.9 MHz |
| Airdate: | December 19, 2008 |
| Format: | Country |
| Erp: | 100,000 watts |
| Haat: | 278 meters |
| Class: | C1 |
| Facility Id: | 166041 |
| Callsign Meaning: | KK BOb (former branding) |
| Owner: | Larry Schmidt |
| Licensee: | Radio Bismarck Mandan, LLC |
| Sister Stations: | KXRV |
| Website: | http://www.bigrig1059.com |
| Licensing Authority: | FCC |
KKBO (105.9 FM, "The Big Rig") is a country music radio station in Bismarck, North Dakota (licensed to Flasher). It serves the Bismarck-Mandan metropolitan area. The station broadcasts from a storefront studio on North 4th Street in Bismarck (along with sister station KXRV) competing against iHeartMedia's KQDY/94.5, KBMR/1130, and Townsquare Media's KUSB "US 103.3".
The station was launched by Connoisseur Media, LLC on December 19, 2008. KKBO was sold to Larry Schmidt's Radio Bismarck-Mandan in September 2012. The purchase was consummated on October 1, 2012 at a price of $700,000. On December 9, 2012 KKBO changed their format from adult hits (as "Bob FM") to country, branded as "105.9 The Big Rig - New Country and The Legends".[1]