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

AB4VM

Active

BUMGARDNER JR, DAVID J

Location: Peyton, CO
Class: Amateur Extra
Granted: 2022-07-08
Expires: 2032-07-26
Previous call: KC4HUX
FRN: 0003683489

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Vanity availability

Held

Currently held

AB4VM is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

KC4HUXcancelled· E
Manthei, Thomas PALgranted 2008-08-08cancelled 2009-02-10
KC9HUXcancelled· E
Manthei, Thomas PALgranted 2005-06-23cancelled 2008-08-08

License history

0 events

No recorded events.

More vanity slots coming available

From Colorado

All →

K0RTS 2026-09-09
K7UGT 2026-09-09
W0RMH 2026-09-09
KB7PWB 2026-09-10
KF0RME 2026-09-10

Starting with AB4

All →

AB4LC AL · 2026-09-14
AB4BH NC · 2027-01-14
AB4NH TN · 2027-01-17
AB4RM FL · 2027-02-15
AB4N TN · 2027-03-21

Full history → Vanity availability → Callsign genealogy →