K4NJ
Active1x2District 4
Competitive callsign — 17 applications filed with the FCC.
License HolderPortelli, John J
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationBoalsburg, PA
Grant DateMar 22, 2025
Expiration DateJun 19, 2035
K4NJ is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Portelli, John J in Boalsburg, PA. This callsign has attracted significant interest in the amateur radio community, with 17 vanity applications filed with the FCC. The most recent was submitted by Steele, Craig H on Jun 2, 2015. K4NJ has 10 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -. .---
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Kilo Four November Juliet
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJul 9, 2026
- License RenewedMar 22, 2025
- Administrative Update AppliedMar 22, 2022
- Administrative Update AppliedMar 22, 2022
- Administrative Update AppliedMar 22, 2022
- License IssuedJun 19, 2015
- Vanity Callsign GrantedJun 19, 2015
- License ExpiredMay 30, 2015
- Tax ID (TIN) AddedMay 29, 2003
- License RenewedMay 29, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.