Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WW1A callsign genealogy
Currently held by EISENBERG, MICHAEL 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 WW1A's current licensee, walking backwards.
- EISENBERG, MICHAEL SNHgranted 2021-02-25cancelled 2024-11-26
- N8GGQno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WW1A.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WW1A, oldest first.
- LLEWELLYN, CLYDE A MA2012-10-13 → cancelled 2024-11-16
- EISENBERG, MICHAEL S NH2024-11-26 active