Call Signs, Contacts and Talkgroups

Look up a US amateur call sign, find a DMR contact, or see the talkgroups repeaters use, all in one place.
Call Sign LookupDMR ContactsTalkgroups
W8UM
Valid
University Of Michigan Arc
License type
Club
Grid square
EN82 (the first four characters only)
Granted
07/17/2024
Expires
08/04/2034
Club trustee
WD8DPA

FCC License Page QRZ.com Page DMR ID on RadioID

Call Signs on This Site That Start With W8UM (2)
Call SignOn this site
W8UMSonde receiving station
W8UM/1Sonde receiving station

Press a call sign for its license and everything the site knows about it.

Everything We Know About W8UM On This Site
Sonde receiving station
W8UM-W1
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Only the licensee's name, class, status, dates and city and state are shown, never a street address. License data: FCC public records through Callook.info. QRZ.com opens in a new tab (its own terms and any sign-in apply).