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

WM4RB

Active

Bishop, Michael R

Location: Cleveland, TN
Class: Amateur Extra
Granted: 2017-05-31
Expires: 2027-08-18
Previous call: NM9B
FRN: 0008983900

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

Vanity availability

Held

Currently held

WM4RB 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

NM9Bactive· E
Bockeloh, James AWIgranted 2022-03-12
AC9CEcancelled· E
Bockeloh, James AWIgranted 2012-04-02cancelled 2012-05-19
KC9VTAcancelled· E
Bockeloh, James AWIgranted 2012-04-02cancelled 2012-04-30

License history

0 events

No recorded events.

More vanity slots coming available

From Tennessee

All →

KG4TWC 2026-09-10
KK4LNE 2026-09-10
KK4LNK 2026-09-10
KQ4TPH 2026-09-10
KQ4UUA 2026-09-10

Starting with WM4

All →

WM4JOY SC · 2026-11-01
WM4EE FL · 2028-06-04

Full history → Vanity availability → Callsign genealogy →