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

K0SAS callsign genealogy

Currently held by Siouxland Ares Skywarn Inc

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 K0SAS's current licensee, walking backwards.

  1. KS0Eactive· E
    ACERRA, ALEX JCOgranted 2017-10-31
  2. W2PBRcancelled· E
    ACERRA, ALEX JCOgranted 2015-10-16cancelled 2017-10-31
  3. KC2ESNcancelled· G
    ACERRA, ALEX JCOgranted 2009-05-12cancelled 2015-10-16

Successor callsigns

Callsigns held now by people who previously held K0SAS.

  1. K0AARactive
    Siouxland Ares Skywarn IncIAgranted 2023-08-25

All historical holders

Every license row we've seen with the callsign K0SAS, oldest first.

  • Siouxland Ares Skywarn Inc IA
    2011-07-06 → cancelled 2013-09-21
  • SHOLTY, STEPHEN A IA
    2015-10-10 active
← Back to K0SAS License history →