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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KK4EAR callsign genealogy

Currently held by Makers Local 256

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 KK4EAR's current licensee, walking backwards.

  1. KQ4DQIcancelled· T
    Arroyo Rivera, Edgardo JFLgranted 2022-10-07cancelled 2022-10-25

Successor callsigns

Callsigns held now by people who previously held KK4EAR.

  1. K2EARactive· G
    Arroyo Rivera, EdgardoFLgranted 2022-11-26
  2. KM4KERactive
    Makers Local 256ALgranted 2021-08-03

All historical holders

Every license row we've seen with the callsign KK4EAR, oldest first.

  • Makers Local 256 AL
    2011-09-09 → cancelled 2011-10-08
  • Arroyo Rivera, Edgardo J FL
    2022-10-25 → cancelled 2022-11-26
← Back to KK4EAR License history →