Retrieving license, trustee, & application history for
KP4MK
KP4MK is restricted to amateurs with a USPS address in Puerto Rico
KP4MK is restricted to Technician class operators or higher.
KP4MK is c - canceled and is available.
Navigation:
- Scroll down to the applications that requested this callsign.
- An Entity Name opens everything filed under that licensee’s FCC Registration Number.
- A Grant Date opens all processing on that day; an Effective Date opens the license record.
Notes:
- Column headings link to an explanation of the column.
- A bold Applicant Type marks a vanity callsign assignment.
- Active licenses are listed first, then the rest by Effective Date, newest first.
| Entity Name | Applicant Type |
Licensee Class | Region / State | License Status |
Grant Date | Effective Date |
Cancel Date | Expire Date |
|---|---|---|---|---|---|---|---|---|
| ROSADO, MITCHELL A | I - Individual | E - Amateur Extra | 12 / PR | C - Canceled | 2015-05-12 | 2015-07-09 | 2017-09-23 | 2025-05-12 |
| None | I - Individual | – / | C - Canceled | — | 1998-04-24 |
Retrieving applications for
KP4MK
KP4MK is restricted to amateurs with a USPS address in Puerto Rico
KP4MK is restricted to Technician class operators or higher.
KP4MK is c - canceled and is available.
Navigation:
- An Applicant callsign opens that callsign’s history; an Entity Name opens the applicant’s history.
- A ULS File Number opens the application detail; a Receipt Date opens that day’s applications.
Notes:
- Two dates or purposes in one row mean the application was amended or withdrawn: the latest change is on top, the original underneath.
- “Granted” means the application was granted, not necessarily with this callsign.
- Receipt dates more than a month old have a gray background.
| Receipt Date |
Applicant Callsign | Region / State |
Entity Name | ULS File Number | Application Purpose |
Payment Date | Last Action Date |
Application Status |
|---|---|---|---|---|---|---|---|---|
| Mon 2026-06-01 | WP4QZH | 12 / PR | Rivera, Victor J | 0012062081 I - Online |
MD - Modification | 2026-06-03 | 2026-06-19 | G - Granted |
| Fri 2015-04-24 | WP4OUT | 12 / PR | ROSADO, MITCHELL A | 0006776628 I - Online |
MD - Modification | 2015-04-24 | 2015-05-12 | G - Granted |
| Fri 2013-08-30 | WB4SXD | 4 / FL | KLINGER, MARTIN F | 0005914531 I - Online |
MD - Modification | 2013-09-03 | 2013-09-17 | G - Granted |
| Fri 2004-04-30 | WP4LQU | 12 / PR | Rodrigues-Hernandez, Israel D | 0001718829 I - Online |
MD - Modification | 2004-05-01 | 2004-05-18 | G - Granted |
| Fri 2004-04-30 | WP4LQU | 12 / PR | Rodrigues-Hernandez, Israel D | 0001718814 I - Online |
MD - Modification | (none) | 2004-05-19 | D - Dismissed |