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

K6SPS callsign genealogy

Currently held by Stadler, Steven 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 K6SPS's current licensee, walking backwards.

  1. AJ6DQcancelled· E
    Stadler, Steven PCAgranted 2016-06-06cancelled 2023-06-09
  2. KM6DGZcancelled· E
    Stadler, Steven PCAgranted 2016-06-06cancelled 2018-05-24

Successor callsigns

Callsigns held now by people who previously held K6SPS.

  1. K7SPSactive· G
    SMITH, STEPHEN PIDgranted 2021-01-05

All historical holders

Every license row we've seen with the callsign K6SPS, oldest first.

  • SMITH, STEPHEN P ID
    2017-05-19 → cancelled 2021-01-05
  • Stadler, Steven P CA
    2023-06-09 active
← Back to K6SPS License history →