| WYZB | |
| City: | Mary Esther, Florida |
| Area: | Fort Walton Beach, Florida and Vicinity |
| Branding: | Y105.5 |
| Frequency: | 105.5 MHz |
| Airdate: | 1986 |
| Format: | Country |
| Erp: | 25,000 watts |
| Haat: | 93m (305feet) |
| Class: | C3 |
| Facility Id: | 27469 |
| Affiliations: | Westwood One |
| Owner: | Cumulus Media |
| Licensee: | Cumulus Licensing LLC |
| Sister Stations: | WFTW, WKSM, WNCV, WZNS |
| Webcast: | Listen Live |
| Website: | y1055country.com |
| Licensing Authority: | FCC |
WYZB (105.5 FM branded as "Y105.5") is a radio station serving the Fort Walton Beach, Florida area with a country music format. This station is under ownership of Cumulus Media.
WYZB signed on the air in May 1986 and had several format changes over the years. It first started life with a Top 40 format and later oldies in 1990. The station dropped oldies in 1994 for its current country format. On March 30, 2023, WYZB rebranded as "Y105.5".[1]