Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7CHF callsign genealogy
Currently held by Henninger, Lawrence S
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 N7CHF's current licensee, walking backwards.
- Henninger, Lawrence SFLgranted 2017-06-23cancelled 2017-07-11
Successor callsigns
Callsigns held now by people who previously held N7CHF.
- SCHERMERHORN, VAIL PORgranted 1996-06-13cancelled 2008-06-14