Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3HPM callsign genealogy
Currently held by Antietam Radio Association Inc
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 W3HPM's current licensee, walking backwards.
- KC3NTDcancelledAntietam Radio Association IncMDgranted 2019-07-12cancelled 2019-08-06
Successor callsigns
Callsigns held now by people who previously held W3HPM.
No current licensee on record previously held this callsign.