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 = ‘L00227734’
| Callsign | Region / State | Entity Name | Applicant Type |
Licensee Class | License Status |
Grant Date | Effective Date |
Cancel Date | Expire Date |
|---|---|---|---|---|---|---|---|---|---|
| WP4U | 12 / PR | COLON, CARLOS M | I - Individual | E - Amateur Extra | A - Active | 2026-03-20 | 2026-03-20 | 2036-05-03 |
Retrieving licensee (FRN) application history for
0001831908
Navigation:
- A vanity callsign opens its history; a ULS File Number opens the application detail.
- A Receipt Date opens that day’s applications.
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 |
|---|---|---|---|---|---|---|---|---|---|
| Thu 2026-03-19 | WP4U | 12 / PR | E - Amateur Extra | 0011953758 I - Online |
RO - Renewal Only | 2026-03-19 | 2026-03-20 | G - Granted | — |
| Wed 2016-03-02 | WP4U | 12 / PR | E - Amateur Extra | 0007163069 B - Batch |
RO - Renewal Only | (none) | 2016-03-03 | G - Granted | — |
| Thu 2013-08-29 | WP4U | 12 / PR | E - Amateur Extra | 0005913521 I - Online |
AU - Administrative Update | (none) | 2013-08-30 | G - Granted | — |
| Mon 2012-04-30 | WP4U | 12 / PR | E - Amateur Extra | 0005185887 I - Online |
AU - Administrative Update | (none) | 2012-05-07 | G - Granted | — |
| Tue 2006-02-21 | WP4U | 12 / PR | E - Amateur Extra | 0002491901 I - Online |
RO - Renewal Only | (none) | 2006-02-24 | G - Granted | — |