Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0LM callsign genealogy
Currently held by Grahn, Christopher M
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 AD0LM's current licensee, walking backwards.
- Grahn, Christopher MNDgranted 2004-10-14cancelled 2014-11-19
Successor callsigns
Callsigns held now by people who previously held AD0LM.
No current licensee on record previously held this callsign.