Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1MAC callsign genealogy
Currently held by CAMERLIN, MARC 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 K1MAC's current licensee, walking backwards.
- SIMS, MAC WUTgranted 2000-05-23cancelled 2001-01-05
Successor callsigns
Callsigns held now by people who previously held K1MAC.
- CAMERLIN, MARC AMAgranted 1998-12-17cancelled 2002-12-03
All historical holders
Every license row we've seen with the callsign K1MAC, oldest first.
- SIMS, MAC W UT2020-12-16 active
- CAMERLIN, MARC A— → cancelled 1998-12-17