Universal Licensing System
WPNZ921
BRIDGESTONE/FIRESTONE
License details
| ULS identifier | 1809947 |
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| Call sign | WPNZ921 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2014-05-22 |
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| Expiration | 2024-08-17 |
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| Cancellation | 2024-11-23 |
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| Frequency range | 452.0625 - 457.7625 MHz (6 frequencies) |
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| Locations | 1 |
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| Representative location | Portland, MULTNOMAH, OR |
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| Coordinates | 45.5809444, -122.6398056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:21 |
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Licensee
| Name | BRIDGESTONE/FIRESTONE |
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| Applicant type | C |
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| FRN | 0009171471 |
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| Location | PORTLAND, OR |
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| Address | 18555 NE RIVERSIDE PARKWAY, PORTLAND, OR, 97230 |
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| Phone | 5034912525 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.06250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.51250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.76250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.06250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO | 457.51250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.76250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.06250000 | | 11K0F3E |
| 1 | 1 | 452.06250000 | | 7K60FXE |
| 1 | 1 | 452.06250000 | | 7K60FXD |
| 1 | 1 | 452.51250000 | | 11K0F3E |
| 1 | 1 | 452.51250000 | | 7K60FXE |
| 1 | 1 | 452.51250000 | | 7K60FXD |
| 1 | 1 | 452.76250000 | | 11K0F3E |
| 1 | 1 | 452.76250000 | | 7K60FXE |
| 1 | 1 | 452.76250000 | | 7K60FXD |
| 1 | 1 | 457.06250000 | | 11K2F3E |
| 1 | 1 | 457.51250000 | | 11K0F3E |
| 1 | 1 | 457.51250000 | | 7K60FXD |
| 1 | 1 | 457.51250000 | | 7K60FXE |
| 1 | 1 | 457.76250000 | | 7K60FXE |
| 1 | 1 | 457.76250000 | | 7K60FXD |
| 1 | 1 | 457.76250000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Portland, MULTNOMAH, OR | 45.58094444, -122.63980556 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 18555 NE RIVERSIDE PARKWAY, PORTLAND, OR | MULTNOMAH | 5034912525 |
License history
| Date | File or call sign | Action |
|---|
| 2024-11-23 | WPNZ921 | LIEXP |
| 2024-05-27 | WPNZ921 | LETRES |
| 2020-05-15 | WPNZ921 | LIAUA |
| 2015-07-01 | WPNZ921 | LIMOD |
| 2014-05-22 | WPNZ921 | LIREN |
| 2014-05-21 | WPNZ921 | ESUAPR |
| 2014-01-15 | WPNZ921 | LIMOD |
| 2008-03-11 | WPNZ921 | LIAUA |
| 2008-03-11 | WPNZ921 | LTSAPR |
| 2004-06-02 | WPNZ921 | LTSAPR |
| 2004-05-24 | WPNZ921 | LETRES |
| 2001-09-05 | WPNZ921 | AUDOPR |
| 2000-11-23 | WPNZ921 | LICCNV |
| 1999-08-17 | WPNZ921 | LIISS |
| 1999-08-17 | WPNZ921 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1809947 | 2026-08-02 01:25:21 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPNZ921 | ULS 1809947 | 2026-08-02 01:25:21 |
| Status | E | ULS 1809947 | 2026-08-02 01:25:21 |
| Service | IG | ULS 1809947 | 2026-08-02 01:25:21 |
| Grant Date | 2014-05-22 | ULS 1809947 | 2026-08-02 01:25:21 |
| Expiration Date | 2024-08-17 | ULS 1809947 | 2026-08-02 01:25:21 |
| Cancellation Date | 2024-11-23 | ULS 1809947 | 2026-08-02 01:25:21 |