| Callsign | WP4NPB |
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2003-03-03 |
| Effective Date | 2003-03-03 |
| Expire Date | 2013-03-03 |
| Cancel Date | 2003-05-13 |
| Last Action Date | 2003-05-13 |
| End Date | 2003-05-13 |
| Available Date | 2005-05-14 |
| Applicant Type | B - Amateur Club |
| Entity Name | Radio Operadores Del Este |
| Street Address / Locality | Monte Brisas 3J21 Calle 105 Fajardo, PR 00738 |
| County | Fajardo Municipio |
| Zip Location | 18°18'16.0"N 65°41'55.4"W |
| Maidenhead | FK78dh |
| FRN | 0008539512 |
| Licensee ID/SGIN | L00647778 / 000 |
| Licensee Class | |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 12 / 12 / PR |
| Prev Callsign / Prev Class | |
| Next Callsign | KP3RE |
| Trustee Callsign / Trustee Name | KP4RD ROLDAN, FELIX R |
| Vanity Type | |
| ULS File Number | 0001217696 |
| Phonetic weight / Morse weight | 13 / 74 |