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

W4AAF callsign genealogy

Currently held by LEFFLER, GREGORY 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 W4AAF's current licensee, walking backwards.

  1. KN4OOJcancelled· T
    LEFFLER, GREGORY PKYgranted 2018-08-17cancelled 2018-09-05

Successor callsigns

Callsigns held now by people who previously held W4AAF.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W4AAF, oldest first.

  • SCANLAN, JAMES W CA
    2006-05-13 → cancelled 2018-07-31
  • LEFFLER, GREGORY P KY
    2018-09-05 active