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

W5SUM callsign genealogy

Currently held by HULL JR, ROLAND E

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 W5SUM's current licensee, walking backwards.

  1. WB5AIA
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held W5SUM.

No current licensee on record previously held this callsign.

← Back to W5SUM License history →