uls-tracker Sign in

Confidence: Medium · Source: FCC ULS · As of 2026-09-11

KR4DFB

Cancelled

Alidroos, Mohammed

Location: Blacksburg, VA
Class: Technician
Granted: 2025-04-15
Expires: 2035-04-15
FRN: 0036910297

Sign in to watch

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

Vanity availability

254d

Available on 2027-05-23

KR4DFB cancelled on 2025-05-23. Hold ends in 254 days.

Last held by Alidroos, Mohammed (VA).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Prior holders later became

KR0DIEactive· T
Alidroos, Mohammed KVAgranted 2025-05-23

License history

0 events

No recorded events.

More vanity slots coming available

From Virginia

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

Starting with KR4

KR4AAB AL · 2027-01-11
KR4ABQ FL · 2027-01-17
KR4BBR FL · 2027-01-17
KR4ACS VA · 2027-01-18
KR4ADZ FL · 2027-01-22

Full history → Vanity availability → Callsign genealogy →