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

K3JCB

Cancelled

Borkowski III, John C

Location: Mt Pleasant, SC
Class: Amateur Extra
Granted: 2018-02-07
Expires: 2028-04-18
Previous call: KG4IGD
FRN: 0003478237

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Vanity availability

Available

Available now

K3JCB cleared its 2-year hold on 2020-12-27. Eligible for vanity application.

Last held by Borkowski III, John C (SC).

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

KG4IGDcancelled· T
Borkowski III, John CSCgranted 2000-06-20cancelled 2008-04-18

Prior holders later became

AE4Nactive· E
Borkowski III, John CSCgranted 2018-12-28

License history

0 events

No recorded events.

More vanity slots coming available

From South Carolina

All →

KQ4URH 2026-09-10
KG4VBH 2026-09-12
KK4LOZ 2026-09-13
KK4LPA 2026-09-13
KK4LPE 2026-09-13

Starting with K3

All →

K3PCN PA · 2026-09-21
K3KVK PA · 2026-09-28
K3OAX MA · 2026-10-01
K3GZX PA · 2026-10-05
K3VJP PA · 2026-10-09

Full history → Vanity availability → Callsign genealogy →