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

W5BMW callsign genealogy

Currently held by WALLER II, WILLIAM M

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 W5BMW's current licensee, walking backwards.

  1. KO4LEKcancelled· T
    Longo, John TGAgranted 2021-01-20cancelled 2021-03-12

Successor callsigns

Callsigns held now by people who previously held W5BMW.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W5BMW, oldest first.

  • WALLER II, WILLIAM M TX
    2008-11-13 → cancelled 2021-02-11
  • Longo, John T GA
    2021-03-12 active