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

K4LAS callsign genealogy

Currently held by SMITH, LAMAR A

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 K4LAS's current licensee, walking backwards.

  1. KR4JIMcancelled· T
    Lassman, Aaron CVAgranted 2026-02-03cancelled 2026-02-24

Successor callsigns

Callsigns held now by people who previously held K4LAS.

  1. AE4LSactive· E
    SMITH, LAMAR ANCgranted 2024-01-03
  2. N4CICactive· T
    LAMB, STEPHEN RSCgranted 2022-01-27

All historical holders

Every license row we've seen with the callsign K4LAS, oldest first.

  • LAMB, STEPHEN R SC
    2009-03-20 → cancelled 2011-06-28
  • SMITH, LAMAR A NC
    2017-03-03 → cancelled 2024-01-03
  • Lassman, Aaron C VA
    2026-02-24 active
← Back to K4LAS License history →