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

AB2YF callsign genealogy

Currently held by MARSHALL, HOWARD 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 AB2YF's current licensee, walking backwards.

  1. KC2SBMcancelled· E
    MARSHALL, HOWARD SNYgranted 2007-08-15cancelled 2008-01-28

Successor callsigns

Callsigns held now by people who previously held AB2YF.

  1. W2SKPactive· E
    MARSHALL, HOWARD SALgranted 2018-01-09