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

AB3BT

Cancelled

Woolstrum, Brian S

Location: Pittsburgh, PA
Class: Amateur Extra
Granted: 2013-09-18
Expires: 2023-10-27
Previous call: KB3KJH
FRN: 0009782095

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Vanity availability

Available

Available now

AB3BT cleared its 2-year hold on 2016-06-06. Eligible for vanity application.

Last held by Woolstrum, Brian S (PA).

Confidence: High

Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.

Callsign genealogy

Full chain →

Previously held by current licensee

KB3KJHcancelled· E
Woolstrum, Brian SPAgranted 2003-10-27cancelled 2004-03-16

Prior holders later became

K3ASIexpired· E
Woolstrum, Brian SPAgranted 2014-06-07cancelled 2026-06-09

License history

0 events

No recorded events.

More vanity slots coming available

From Pennsylvania

All →

KB3HBB 2026-09-10
KB3ZFA 2026-09-10
KB3ZFB 2026-09-10
KC3ZNR 2026-09-10
KC3ZQJ 2026-09-10

Starting with AB3

All →

AB3AQ MD · 2026-10-03
AB3RJ DE · 2026-12-11
AB3FR KY · 2026-12-21
AB3RT MD · 2027-01-06
AB3FL PA · 2027-03-20

Full history → Vanity availability → Callsign genealogy →