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
AI4FU
Valid
James E Smith, Jr .
License type
Person
Operator class
Extra
Grid square
EM86 (the first four characters only)
Granted
09/19/2023
Expires
10/23/2033
Previous call sign
KI4CCH

FCC License Page QRZ.com Page DMR ID on RadioID

Everything We Know About AI4FU On This Site
Sonde receiving station
AI4FU-KIWI
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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).