Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4ROP callsign genealogy
Currently held by JOHNSON, HERMAN G
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by N4ROP's current licensee, walking backwards.
- POOLE, RANDALL ONCgranted 2013-02-19cancelled 2017-09-01
Successor callsigns
Callsigns held now by people who previously held N4ROP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4ROP, oldest first.
- JOHNSON, HERMAN G NC1987-11-24 → cancelled 1999-11-25
- POOLE, RANDALL O NC2017-09-01 active