Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW1MH callsign genealogy
Currently held by MakeHaven Underground Radio Group
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 KW1MH's current licensee, walking backwards.
- KC1PXIcancelledMakeHaven Underground Radio GroupCTgranted 2021-10-04cancelled 2021-11-16
Successor callsigns
Callsigns held now by people who previously held KW1MH.
No current licensee on record previously held this callsign.