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City of license Mayaguez, Puerto Rico
Broadcast area Puerto Rico area
Branding Estereotempo
Frequency 97.5 MHz
Format Adult Contemporary
Audience share 0.6, #38 (Fa'07, R&R[1])
ERP 50,000 watts
HAAT 302.0 meters
Class B
Facility ID 8153
Transmitter coordinates 18°19′33.00″N 67°10′13.00″W / 18.3258333°N 67.1702778°W / 18.3258333; -67.1702778
Former callsigns WORA-FM (1956-1985)
WIOB (1985-present)
Owner Spanish Broadcasting System
(Cadena Estereotempo, Inc.)
Sister stations WRXD
Website EstereoTempo.fm

WIOB (97.5 FM) is a radio station broadcasting an Adult Contemporary format. Licensed to Mayaguez, Puerto Rico, USA, the station serves the Puerto Rico area. WIOB was founded in 1956. The station is currently owned by Cadena Estereotempo, Inc.[2]


  1. ^ "Puerto Rico Market Ratings". Radio and Records. 
  2. ^ "WIOB Facility Record". United States Federal Communications Commission, audio division. 

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