N1ADF
Available1x3District 1
Competitive callsign — 1 application filed with the FCC.
License HolderMAC COLLUM, ARNOLD R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationMEDFORD, MA
Grant DateSep 16, 2002
Expiration DateDec 1, 2012
Cancellation DateDec 2, 2014
Available for ApplicationsDec 2, 2014
N1ADF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by MAC COLLUM, ARNOLD R in MEDFORD, MA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Bean, Michael on Mar 11, 2026. N1ADF has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. .---- .- -.. ..-.
CW Weight: 32 units(Moderate)
Voice Phonetics
November One Alpha Delta Foxtrot
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredDec 2, 2014
- License RenewedSep 16, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Bean, MichaelFiled Mar 11, 2026Not awardedFCC ↗