NH6TD
Active2x2District 6
Competitive callsign — 1 application filed with the FCC.
License HolderSullivan, Maura C
License ClassTechnician
Min. Class RequiredGeneral
LocationLos Altos Hills, CA
Grant DateFeb 4, 2026
Expiration DateAug 7, 2035
NH6TD is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Sullivan, Maura C in Los Altos Hills, CA. 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 Ness, Marshall on Jul 20, 2015. NH6TD has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. .... -.... - -..
CW Weight: 23 units(Light (fast to send))
Voice Phonetics
November Hotel Six Tango Delta
Readability: 7.5/10(High readability)
License History
- License RenewedFeb 4, 2026
- Administrative Update AppliedOct 11, 2019
- License IssuedAug 7, 2015
- Vanity Callsign GrantedAug 7, 2015
- License ExpiredMay 24, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Ness, MarshallFiled Jul 20, 2015Not awardedFCC ↗