WP4OH
Active2x2District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderHERNANDEZ CALERO, OMAR A
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationISABELA, PR
Grant DateDec 6, 2025
Expiration DateNov 14, 2035
WP4OH is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by HERNANDEZ CALERO, OMAR A in ISABELA, PR. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Hernandez-Calero, Omar A on Oct 27, 2015. WP4OH has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- .--. ....- --- ....
CW Weight: 35 units(Moderate)
Voice Phonetics
Whiskey Papa Four Oscar Hotel
Readability: 8/10(High readability)
License History
- License RenewedDec 6, 2025
- License ModifiedNov 15, 2022
- License ModifiedNov 14, 2022
- License ModifiedJun 6, 2017
- Vanity Callsign GrantedNov 14, 2015
- License IssuedNov 14, 2015
- License ExpiredMay 11, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.