Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4YH callsign genealogy
Currently held by CHESLEY, 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 N4YH's current licensee, walking backwards.
- Hamilton, Mark LTNgranted 2002-12-20cancelled 2007-04-03
Successor callsigns
Callsigns held now by people who previously held N4YH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4YH, oldest first.
- CHESLEY, ROBERT E CA1997-07-21 → cancelled 2003-05-05
- Hamilton, Mark L TN2017-07-29 active