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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

WD4RM callsign genealogy

Currently held by Mandel, Richard P

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 WD4RM's current licensee, walking backwards.

  1. WD8RMcancelled· E
    Mandel, Richard PMIgranted 2014-04-04cancelled 2022-05-13
  2. AC8PUcancelled· E
    Mandel, Richard PMIgranted 2014-03-13cancelled 2014-04-04

Successor callsigns

Callsigns held now by people who previously held WD4RM.

No current licensee on record previously held this callsign.

← Back to WD4RM License history →