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

N1UMP callsign genealogy

Currently held by POLHEMUS SR, RICHARD 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 N1UMP's current licensee, walking backwards.

  1. KB1BMI
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N1UMP.

No current licensee on record previously held this callsign.

← Back to N1UMP License history →