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

K4LA callsign genealogy

Currently held by ALFONSO, LOUIS 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 K4LA's current licensee, walking backwards.

  1. KM4KJ
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held K4LA.

No current licensee on record previously held this callsign.

← Back to K4LA License history →