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

KO3F callsign genealogy

Currently held by SCAVELLO, JOSEPH M

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 KO3F's current licensee, walking backwards.

  1. AB3WHcancelled· E
    ROGERS, CHARLES GMDgranted 2014-05-05cancelled 2015-06-06
  2. KC3CTAcancelled· E
    ROGERS, CHARLES GMDgranted 2014-05-05cancelled 2014-12-15

Successor callsigns

Callsigns held now by people who previously held KO3F.

  1. W9UQactive· E
    CREWS, DAN GOKgranted 2023-03-01

All historical holders

Every license row we've seen with the callsign KO3F, oldest first.

  • SCAVELLO, JOSEPH M PA
    1997-02-19 → cancelled 2009-02-20
  • CREWS, DAN G OK
    2013-04-30 → cancelled 2013-05-18
  • ROGERS, CHARLES G MD
    2025-03-11 active
← Back to KO3F License history →