| Callsign | N4CPA |
| Radio Service | HV - Vanity |
| License Status | C - Canceled |
| Grant Date | 2000-01-25 |
| Effective Date | 2000-05-05 |
| Expire Date | 2010-01-25 |
| Cancel Date | 2003-02-25 |
| Last Action Date | 2003-02-25 |
| End Date | 2003-02-25 |
| Available Date | 2005-02-26 |
| Applicant Type | I - Individual |
| Entity Name | ESTES, WILLIAM B |
| Street Address / Locality | 290 OAK VISTA CT LAWRENCEVILLE, GA 300446719 |
| County | Gwinnett County |
| Zip Location | 33°54'54.8"N 84°03'50.1"W |
| Maidenhead | EM73xv |
| FRN | 0002567113 |
| Licensee ID/SGIN | L00191627 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / GA |
| Prev Callsign / Prev Class | WA4GBH P - Technician Plus |
| Next Callsign | WA4GBH |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 11 / 58 |