W5ZIO
Active1x3District 5
Competitive callsign — 4 applications filed with the FCC.
License HolderWalker, William U
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationTucson, AZ
Grant DateDec 21, 2018
Expiration DateDec 21, 2028
W5ZIO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Walker, William U in Tucson, AZ. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by URBACH, THEODORE R on Apr 21, 2008. W5ZIO has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ..... --.. .. ---
CW Weight: 31 units(Moderate)
Voice Phonetics
Whiskey Five Zulu India Oscar
Readability: 7.5/10(High readability)
License History
- License RenewedDec 21, 2018
- License IssuedMay 9, 2008
- Vanity Callsign GrantedMay 9, 2008
- License ExpiredNov 29, 2007
- Administrative Update AppliedDec 5, 2001
- Administrative Update AppliedDec 27, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.