Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1BY callsign genealogy
Currently held by Catlin, James R
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 N1BY's current licensee, walking backwards.
- Catlin, James RTNgranted 1999-07-20cancelled 2001-05-08
Successor callsigns
Callsigns held now by people who previously held N1BY.
No current licensee on record previously held this callsign.