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

KS0P callsign genealogy

Currently held by MITCHELL III, EDWARD J

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 KS0P's current licensee, walking backwards.

  1. AB0XSactive· E
    SCHLESINGER, MAX EMOgranted 2019-12-24
  2. KM0XScancelled· E
    SCHLESINGER, MAX EMOgranted 2019-01-01cancelled 2019-12-24
  3. KE0OCBcancelled· E
    SCHLESINGER, MAX EMOgranted 2017-08-01cancelled 2019-01-01

Successor callsigns

Callsigns held now by people who previously held KS0P.

  1. KS0RFactive· E
    MITCHELL III, EDWARD JKSgranted 2023-09-01

All historical holders

Every license row we've seen with the callsign KS0P, oldest first.

  • MITCHELL III, EDWARD J KS
    2001-09-07 → cancelled 2003-09-12
  • Kiefhaber, Kathryn R CO
    2024-03-16 active
← Back to KS0P License history →