WBZX

{{Use mdy dates|date=January 2025}}

{{Infobox radio station

| name = WBZX

| logo = WBZX b103.9 logo.jpg

| logo_size = 200px

| city = Big Rapids, Michigan

| area = Big Rapids, Michigan
Cadillac, Michigan
Mount Pleasant, Michigan

| branding = B103.9

| airdate = August 24, 2016

| frequency = 103.9 MHz

| format = Classic hits

| power = 6,000 watts

| haat = {{convert|70|meters}}

| class = A

| facility_id = 191528

| callsign_meaning =

| former_callsigns =

| affiliations =

| owner = Up North Radio, LLC

| sister_stations = WCDY, WCKC

| website = {{URL|http://b1039bigrapids.com/}}

| licensing_authority= FCC

}}

WBZX (103.9 FM) is a radio station in Big Rapids, Michigan. Owned by Up North Radio, LLC, the station broadcasts a classic hits format branded as B103.9.

The station first broadcast on August 24, 2016, stunting with a beautiful music format as "Beautiful 104" until its official launch on August 27, 2016.{{cite web|title=WBZX Debuts Real Identity As Classic Hits B103.9|url=https://radioinsight.com/blog/headlines/107862/wbzx-brings-beautiful-music-to-big-rapids/|website=Radio Insight|accessdate=30 August 2016}} The station is owned by Up North Radio, who also owns and operates WCKC, Cadillac, and WCDY, McBain-Cadillac.{{cite web|title=Station Sales Week Of 6/24: Mount Wilson Continues Monterey Sell-Off|url=https://radioinsight.com/blog/headlines/106955/station-sales-week-of-624-mount-wilson-continues-monterey-sell-off/|website=Radio Insight|accessdate=30 August 2016}}