WUNO
City of license	San Juan, Puerto Rico
Broadcast area	Puerto Rico
Branding	Noti Uno Metro
Slogan	"Primeros con la noticia"
Frequency	630 kHz
Format	News Talk Information
Power	5,000 watts (unlimited)
Class	B
Facility ID	54476
Transmitter coordinates	18°25′59″N 66°16′22″WCoordinates:  18°25′59″N 66°16′22″W
Callsign meaning	UNO
Former callsigns	WSKN
Affiliations	CNN Radio
Owner	Uno Radio Group / Arso Radio Corporation
Sister stations	WPRP, WORA, WCMN
Website	notiuno.com

WUNO (630 AM, "Noti Uno Metro") is a radio station broadcasting a News Talk Information format. Licensed to San Juan, Puerto Rico, it serves the Puerto Rico area. The station is currently owned by Arso Radio Corporation and features programing from CNN Radio.