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

WW3MM callsign genealogy

Currently held by FROMBACH JR, JOHN S

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 WW3MM's current licensee, walking backwards.

  1. KF3BNcancelled· A
    FROMBACH JR, JOHN SMDgranted 2003-09-11cancelled 2010-06-08
  2. KA3LCFcancelled· A
    FROMBACH JR, JOHN Scancelled 1998-04-22

Successor callsigns

Callsigns held now by people who previously held WW3MM.

No current licensee on record previously held this callsign.

← Back to WW3MM License history →