| City | Atlantic Beach, Florida |
|---|---|
| Broadcast area | Jacksonville |
| Branding | 100.3 The Biz |
| Frequency | 1600 kHz |
| Translator(s) | 100.3 W262AG (Jacksonville) |
| First air date | 1958 |
| Format | Business News/Talk |
| Power | 5,000 watts day 89 watts night |
| Class | D |
| Facility ID | 48393 |
| Transmitter coordinates | 30°19′29.00″N 81°25′48.00″W / 30.3247222°N 81.4300000°W |
| Former callsigns | WQBR (1984-1993) WNCM (1993-1997) WQOP (1997-2010) |
| Affiliations | USF Football |
| Sister stations | WQOP |
| Website | 1003thebiz.com |
WZNZ is a commercial radio station that broadcasts to the Jacksonville area on 1600 AM & 100.3 FM. The station is licensed in Atlantic Beach to Queen of Peace Radio, Inc.. It is branded as 100.3 The Biz and broadcasts a business news format. The station broadcasts USF Football.
On January 3, 2017 WZNZ changed their format from oldies (as "The Beach", format moved to WSOL-HD2) to business news, branded as "100.3" The Biz" (simulcast on FM translator W262AG 100.3 FM Jacksonville.