Universal Licensing System
521AB
Mountain Aviation
License details
| ULS identifier | 3951098 |
|---|
| Call sign | 521AB |
|---|
| Radio service | AC |
|---|
| Status | T |
|---|
| Grant date | 2017-08-24 |
|---|
| Expiration | 2027-08-24 |
|---|
| Cancellation | 2018-09-13 |
|---|
| Source archive | l_aircr.zip |
|---|
| Dataset refreshed | 2026-08-02 01:40:32 |
|---|
Licensee
| Name | Mountain Aviation |
|---|
| Applicant type | C |
|---|
| FRN | 0022227086 |
|---|
| Location | Broomfield, CO |
|---|
| Address | 9656 Metro Airport Ave, Broomfield, CO, 80021 |
|---|
License history
| Date | File or call sign | Action |
|---|
| 2018-09-13 | 521AB | LITERM |
| 2017-08-24 | 521AB | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3951098 | 2026-08-02 01:40:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 521AB | ULS 3951098 | 2026-08-02 01:40:32 |
| Status | T | ULS 3951098 | 2026-08-02 01:40:32 |
| Service | AC | ULS 3951098 | 2026-08-02 01:40:32 |
| Grant Date | 2017-08-24 | ULS 3951098 | 2026-08-02 01:40:32 |
| Expiration Date | 2027-08-24 | ULS 3951098 | 2026-08-02 01:40:32 |
| Cancellation Date | 2018-09-13 | ULS 3951098 | 2026-08-02 01:40:32 |