Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4NPC callsign genealogy
Currently held by CHRISTMAN, NATHANIEL P
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 K4NPC's current licensee, walking backwards.
- CHRISTMAN, NATHANIEL PGAgranted 2009-02-09cancelled 2012-03-10
Successor callsigns
Callsigns held now by people who previously held K4NPC.
- CHRISTMAN, NATHANIEL PGAgranted 2019-02-12