Confidence: Medium · Source: FCC ULS · As of 2026-09-10

KN4TSF

Cancelled

Reber, Douglas C

Location: Herndon, VA
Class: General
Granted: 2019-04-03
Expires: 2029-04-03
FRN: 0028343663

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Available

Available now

KN4TSF cleared its 2-year hold on 2021-04-22. Eligible for vanity application.

Last held by Reber, Douglas C (VA).

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 →

Prior holders later became

K4FDEactive· G
Reber, Douglas CVAgranted 2019-04-23

License history

0 events

No recorded events.

More vanity slots coming available

From Virginia

All →

KG4VBI 2026-09-12
W4CVH 2026-09-12
KQ4URY 2026-09-13
KD4SUS 2026-09-14
KD4SVO 2026-09-14

Starting with KN4

All →

KN4ZVG FL · 2026-09-17
KN4LGK GA · 2026-09-21
KN4VXC NC · 2026-09-21
KN4RPM VA · 2026-10-07
KN4GAM GA · 2026-10-12

Full history → Vanity availability → Callsign genealogy →