| Callsign | N4SL |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-10-15 |
| Effective Date | 2026-10-15 |
| Expire Date | 2036-11-05 |
| Cancel Date | |
| Last Action Date | 2026-10-15 |
| End Date | 2036-11-05 |
| Available Date | 2038-11-06 |
| Applicant Type | I - Individual |
| Entity Name | LANGENBECK, STEPHEN H |
| Street Address / Locality | 2313 MISSION TRAIL KALISPELL, MT 59901 |
| County | Flathead County |
| Zip Location | 48°13'46.7"N 114°23'06.2"W |
| Maidenhead | DN28tf |
| FRN | 0003295144 |
| Licensee ID/SGIN | L00143853 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 1x2 |
| ULS/Geo Region | 4 / 7 / MT |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012221006 |
| Phonetic weight / Morse weight | 10 / 42 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2006-08-16 | LIREN - License Renewed |
| 2016-08-08 | LIREN - License Renewed |
| 2017-05-02 | LIAUA - Administrative Update Applied |
| 2026-10-15 | LIREN - License Renewed |
| 2026-10-15 | LIAUA - Administrative Update Applied |