uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KW4TF callsign genealogy

Currently held by Schnell, Steven L

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 KW4TF's current licensee, walking backwards.

  1. KN4VJNcancelled· E
    Schnell, Steven LALgranted 2019-06-25cancelled 2019-08-20

Successor callsigns

Callsigns held now by people who previously held KW4TF.

  1. N5IRAactive· E
    Savoie, Thomas ILAgranted 2017-05-12

All historical holders

Every license row we've seen with the callsign KW4TF, oldest first.

  • Savoie, Thomas I LA
    2012-11-13 → cancelled 2017-05-12
  • Schnell, Steven L AL
    2019-08-20 active
← Back to KW4TF License history →