Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1MER callsign genealogy
Currently held by KELLER, JEROME
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 K1MER's current licensee, walking backwards.
- Ryan, Matthew ENHgranted 2017-03-20cancelled 2017-05-19
Successor callsigns
Callsigns held now by people who previously held K1MER.
- KELLER, JEROMEPAgranted 2000-08-11cancelled 2000-09-26
All historical holders
Every license row we've seen with the callsign K1MER, oldest first.
- KELLER, JEROME PA1998-11-17 → cancelled 2000-08-11
- Ryan, Matthew E NH2017-05-19 active