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Overview
WMSW is a news/talk radio station on 1120 AM, licensed to Hatillo, Puerto Rico. Listeners know it as “Radio Once.” It first signed on in 1980.
At a glance
- Call sign
- WMSW
- Frequency
- 1120 AM
- Format
- News/Talk
- On-air name
- Radio Once
- City of license
- Hatillo, PR
- Licensee
- Aurora Broadcasting Corporation
- Power
- 2,600 watts day; 400 watts night
- Station class
- B
- First on air
- 1980
- FCC facility ID
- 3257
- Website
- radioonce.com
- FCC public file
- publicfiles.fcc.gov
- Wikipedia
- Read the article
The FCC license is held by Aurora Broadcasting Corporation.
Online, it is at radioonce.com. Sister stations include WNIK and WNIK-FM.
Listen to WMSW? Rate its local news, accuracy and how it handles breaking news, and tell other listeners what it does well.
Local news in Puerto Rico · News & Talk Radio Stations across the U.S.
WMSW at a glance
- Frequency
- 1120 AM
- On air as
- Radio Once
- Format
- News/Talk
- Licensed to
- Hatillo, PR
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