Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3ERC callsign genealogy
Currently held by Cahill, Eric A
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 W3ERC's current licensee, walking backwards.
- Cahill, Eric AFLgranted 2014-07-17cancelled 2020-05-05
Successor callsigns
Callsigns held now by people who previously held W3ERC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3ERC, oldest first.
- Erie Red Cross Amateur Radio Association PA2008-04-01 → cancelled 2020-04-02
- Cahill, Eric A FL2020-05-05 active