NP4XX
Available2x2District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderRIVERA, REYES M
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationTOA BAJA, PR
Grant DateSep 14, 1993
Expiration DateSep 14, 2003
Cancellation DateSep 15, 2005
Available for ApplicationsSep 15, 2005
NP4XX is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by RIVERA, REYES M in TOA BAJA, PR. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Mathis, Jessica N on Nov 22, 2024. NP4XX has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-. .--. ....- -..- -..-
CW Weight: 35 units(Moderate)
Voice Phonetics
November Papa Four X-ray X-ray
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredJan 4, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.