Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4VYL callsign genealogy
Currently held by HAMMOND, CHRISTOPHER 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 N4VYL's current licensee, walking backwards.
- Hammond, Christopher ENCgranted 2020-06-22cancelled 2020-07-10
Successor callsigns
Callsigns held now by people who previously held N4VYL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4VYL, oldest first.
- HAMMOND, CHRISTOPHER E SC1989-05-30 → cancelled 2001-05-31
- Hammond, Christopher E NC2020-07-10 active