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

AB1VG callsign genealogy

Currently held by MODZELEWSKI, MARK J

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 AB1VG's current licensee, walking backwards.

  1. KB1QPScancelled· E
    MODZELEWSKI, MARK JCTgranted 2008-06-12cancelled 2014-03-20

Successor callsigns

Callsigns held now by people who previously held AB1VG.

No current licensee on record previously held this callsign.