| Callsign | K1EIO |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-02-03 |
| Effective Date | 2026-02-03 |
| Expire Date | 2036-02-03 |
| Cancel Date | |
| Last Action Date | 2026-02-03 |
| End Date | 2036-02-03 |
| Available Date | 2038-02-04 |
| Applicant Type | I - Individual |
| Entity Name | McDonald, WILLIAM S |
| Street Address / Locality | 5 Oakwood Dr Sagamore Beach, MA 025622511 |
| County | Barnstable County |
| Zip Location | 41°47'14.0"N 70°31'36.2"W |
| Maidenhead | FN41rs |
| FRN | 0007123821 |
| Licensee ID/SGIN | L00521044 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 1 / 1 / MA |
| Prev Callsign / Prev Class | KA1PRR G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 10 / 56 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-02-03 | LIISS - License Issued |
| 2026-02-03 | VANGRT - Vanity Call Sign Assigned |