Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NN0P callsign genealogy
Currently held by CALLICOTTE SR, ROBERT E
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 NN0P's current licensee, walking backwards.
- Ratanangammuang, YothinNJgranted 2017-01-20cancelled 2017-05-12
Successor callsigns
Callsigns held now by people who previously held NN0P.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NN0P, oldest first.
- CALLICOTTE SR, ROBERT E MO2005-02-09 → cancelled 2017-04-25
- Ratanangammuang, Yothin NJ2017-05-12 active