Site navigation:
K Explanatory notes
7 Other tools main page
Application notes
Query tools main page
Silent Key callsign harvesting
Web site news (2026-10-03)
K7AQ (since 1987)
Look up a callsign:
Retrieving licensee (FRN) callsign history for

0019847474

Show ULS data
Navigation:
  • Scroll down to this licensee’s applications.
  • A Callsign opens its license & application history; an Entity Name opens the Licensee ID history.
  • A Grant Date opens that day’s processing; an Effective Date opens the license record.
Notes:
  • A bold Callsign was assigned as a vanity callsign.
  • Active licenses are listed first, then by Effective Date; one table per Licensee ID.

With Licensee ID = ‘L01569881’

CallsignRegion
/ State		 Entity
Name		Applicant
Type		 Licensee
Class		 License
Status		 Grant
Date		Effective
Date		 Cancel
Date		Expire
Date
N7CRR7 / ID RUMPF, CHARLES R I - Individual T - Technician A - Active 2020-06-16 2020-06-16 2030-06-16
KF7KDK7 / ID RUMPF, CHARLES R I - Individual T - Technician C - Canceled 2010-05-17 2010-05-18 2010-06-08 2020-05-17
Retrieving licensee (FRN) application history for

0019847474

Navigation:
Notes:
  • The callsign a granted application received is shown bold on a green background, inferred from a same-day license grant on this FRN.
  • Receipt dates more than a month old have a gray background.
Receipt
Date		 Applicant
Callsign		Region
/ State		 Licensee
Class		 ULS File
Number		Application
Purpose		 Payment
Date		Last Action
Date		 Application
Status		 Vanity callsign(s)
applied for
Tue 2020-06-16 N7CRR 7 / ID T - Technician 0009116505
B - Batch		 RO - Renewal Only (none) 2020-06-16 G - Granted —
Wed 2010-05-19 KF7KDK 7 / ID T - Technician 0004251036
I - Online		 AM - Amendment 2010-05-19 2010-06-08 G - Granted
N7CRRKS7CRRWI7CRRWA7CRR
Tue 2010-05-18 KF7KDK 7 / ID T - Technician 0004251031
I - Online		 AU - Administrative Update (none) 2010-05-18 G - Granted —
Mon 2010-05-17 KF7KDK 7 / ID T - Technician 0004250494
B - Batch		 NE - New (none) 2010-05-17 G - Granted —