Universal Licensing System
WPMA560
HORIZON AIR
License details
| ULS identifier | 1790862 |
|---|
| Call sign | WPMA560 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-05-05 |
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| Expiration | 2003-05-05 |
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| Cancellation | 2003-08-10 |
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| Frequency range | 451.45 - 457.1 MHz (5 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 03:08:00 |
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Licensee
| Name | HORIZON AIR |
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| Applicant type | C |
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| Location | SEATTLE, WA |
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| Address | SEATTLE, WA, 981480309 |
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| Phone | 2064317569 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.45000000 | | | 20.000000 | 40.000000 | |
| 3 | 1 | MO | 451.45000000 | | | 20.000000 | | |
| 1 | 1 | FB2 | 452.10000000 | | | 20.000000 | 40.000000 | |
| 3 | 1 | MO | 452.10000000 | | | 20.000000 | | |
| 2 | 1 | MO | 452.57500000 | | | 20.000000 | | |
| 3 | 1 | MO | 456.45000000 | | | 20.000000 | | |
| 3 | 1 | MO | 457.10000000 | | | 20.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.45000000 | | 11K2F3E |
| 3 | 1 | 451.45000000 | | 11K2F3E |
| 1 | 1 | 452.10000000 | | 11K2F3E |
| 3 | 1 | 452.10000000 | | 11K2F3E |
| 2 | 1 | 452.57500000 | | 11K2F3E |
| 3 | 1 | 456.45000000 | | 11K2F3E |
| 3 | 1 | 457.10000000 | | 11K2F3E |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1790862 | 2026-08-09 03:08:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMA560 | ULS 1790862 | 2026-08-09 03:08:00 |
| Status | E | ULS 1790862 | 2026-08-09 03:08:00 |
| Service | IG | ULS 1790862 | 2026-08-09 03:08:00 |
| Grant Date | 1998-05-05 | ULS 1790862 | 2026-08-09 03:08:00 |
| Expiration Date | 2003-05-05 | ULS 1790862 | 2026-08-09 03:08:00 |
| Cancellation Date | 2003-08-10 | ULS 1790862 | 2026-08-09 03:08:00 |