Universal Licensing System
WPZK421
Gresham-Barlow School District 10J
License details
| ULS identifier | 2580419 |
|---|
| Call sign | WPZK421 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2013-11-06 |
|---|
| Expiration | 2024-01-29 |
|---|
| Cancellation | 2024-03-30 |
|---|
| Frequency range | 152.87 - 160.17 MHz (16 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Gresham, MULTNOMAH, OR |
|---|
| Coordinates | 45.4823611, -122.4082500 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:16:41 |
|---|
Licensee
| Name | Gresham-Barlow School District 10J |
|---|
| Applicant type | G |
|---|
| FRN | 0009578451 |
|---|
| Location | GRESHAM, OR |
|---|
| Address | 2020 SE Fleming Avenue, GRESHAM, OR, 970806396 |
|---|
| Phone | 5036676497 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 151.73000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 151.91000000 | | | 5.000000 | 5.000000 | |
| 5 | 1 | FB2 | 151.92500000 | | | 50.000000 | 50.000000 | |
| 6 | 1 | MO | 151.92500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 151.97000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | FB2 | 152.31500000 | | | 45.000000 | 90.000000 | |
| 3 | 1 | MO | 152.31500000 | | | 25.000000 | 50.000000 | |
| 7 | 1 | MO | 152.87000000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 152.97500000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 154.49000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 157.54500000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 157.57500000 | | | 25.000000 | 50.000000 | |
| 4 | 1 | FX1 | 157.57500000 | | | 25.000000 | 50.000000 | |
| 1 | 1 | MO | 157.58250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 157.59000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 157.59750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 157.60500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 157.62000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 157.63500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 157.65000000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 158.34000000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.51000000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.61500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 159.69000000 | | | 5.000000 | 5.000000 | |
| 6 | 1 | MO | 159.73500000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.75000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 159.76500000 | | | 25.000000 | 50.000000 | |
| 7 | 1 | MO | 159.76500000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.78000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 159.80250000 | | | 25.000000 | 50.000000 | |
| 7 | 1 | MO | 159.81000000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.82500000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.88500000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.90000000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.91500000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 159.93000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 159.96000000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 160.00500000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 160.02000000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 160.08000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 160.08750000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 160.09500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 160.10250000 | | | 25.000000 | 50.000000 | |
| 1 | 1 | MO | 160.15500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 160.17000000 | | | 25.000000 | 50.000000 | |
| 7 | 1 | MO | 160.17000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.73000000 | | 7K60FXE |
| 1 | 1 | 151.73000000 | | 11K0F3E |
| 1 | 1 | 151.91000000 | | 11K0F3E |
| 1 | 1 | 151.91000000 | | 7K60FXE |
| 5 | 1 | 151.92500000 | | 16K0F3E |
| 5 | 1 | 151.92500000 | | 7K60FXE |
| 5 | 1 | 151.92500000 | | 11K0F3E |
| 6 | 1 | 151.92500000 | | 16K0F3E |
| 6 | 1 | 151.92500000 | | 7K60FXE |
| 6 | 1 | 151.92500000 | | 11K0F3E |
| 1 | 1 | 151.97000000 | | 11K0F3E |
| 1 | 1 | 151.97000000 | | 7K60FXE |
| 2 | 1 | 152.31500000 | | 11K0F3E |
| 2 | 1 | 152.31500000 | | 20K0F3E |
| 2 | 1 | 152.31500000 | | 7K60FXE |
| 3 | 1 | 152.31500000 | | 11K0F3E |
| 3 | 1 | 152.31500000 | | 20K0F3E |
| 3 | 1 | 152.31500000 | | 7K60FXE |
| 7 | 1 | 152.87000000 | | 7K60FXE |
| 7 | 1 | 152.87000000 | | 16K0F3E |
| 7 | 1 | 152.87000000 | | 11K0F3E |
| 7 | 1 | 152.97500000 | | 7K60FXE |
| 7 | 1 | 152.97500000 | | 16K0F3E |
| 7 | 1 | 152.97500000 | | 11K0F3E |
| 7 | 1 | 154.49000000 | | 16K0F3E |
| 7 | 1 | 154.49000000 | | 11K0F3E |
| 7 | 1 | 154.49000000 | | 7K60FXE |
| 1 | 1 | 157.54500000 | | 7K60FXE |
| 1 | 1 | 157.54500000 | | 11K0F3E |
| 3 | 1 | 157.57500000 | | 11K0F3E |
| 3 | 1 | 157.57500000 | | 20K0F3E |
| 3 | 1 | 157.57500000 | | 7K60FXE |
| 4 | 1 | 157.57500000 | | 20K0F3E |
| 4 | 1 | 157.57500000 | | 7K60FXE |
| 4 | 1 | 157.57500000 | | 11K0F3E |
| 1 | 1 | 157.58250000 | | 7K60FXE |
| 1 | 1 | 157.58250000 | | 11K0F3E |
| 1 | 1 | 157.59000000 | | 11K0F3E |
| 1 | 1 | 157.59000000 | | 7K60FXE |
| 1 | 1 | 157.59750000 | | 11K0F3E |
| 1 | 1 | 157.59750000 | | 7K60FXE |
| 1 | 1 | 157.60500000 | | 7K60FXE |
| 1 | 1 | 157.60500000 | | 11K0F3E |
| 1 | 1 | 157.62000000 | | 7K60FXE |
| 1 | 1 | 157.62000000 | | 11K0F3E |
| 1 | 1 | 157.63500000 | | 11K0F3E |
| 1 | 1 | 157.63500000 | | 7K60FXE |
| 1 | 1 | 157.65000000 | | 11K0F3E |
| 1 | 1 | 157.65000000 | | 7K60FXE |
| 7 | 1 | 158.34000000 | | 7K60FXE |
| 7 | 1 | 158.34000000 | | 11K0F3E |
| 7 | 1 | 158.34000000 | | 16K0F3E |
| 7 | 1 | 159.51000000 | | 16K0F3E |
| 7 | 1 | 159.51000000 | | 11K0F3E |
| 7 | 1 | 159.51000000 | | 7K60FXE |
| 7 | 1 | 159.61500000 | | 11K0F3E |
| 7 | 1 | 159.61500000 | | 7K60FXE |
| 7 | 1 | 159.61500000 | | 16K0F3E |
| 1 | 1 | 159.69000000 | | 11K0F3E |
| 1 | 1 | 159.69000000 | | 7K60FXE |
| 6 | 1 | 159.73500000 | | 16K0F3E |
| 6 | 1 | 159.73500000 | | 11K0F3E |
| 6 | 1 | 159.73500000 | | 7K60FXE |
| 7 | 1 | 159.75000000 | | 11K0F3E |
| 7 | 1 | 159.75000000 | | 7K60FXE |
| 7 | 1 | 159.75000000 | | 16K0F3E |
| 1 | 1 | 159.76500000 | | 7K60FXE |
| 1 | 1 | 159.76500000 | | 11K0F3E |
| 7 | 1 | 159.76500000 | | 16K0F3E |
| 7 | 1 | 159.76500000 | | 11K0F3E |
| 7 | 1 | 159.76500000 | | 7K60FXE |
| 7 | 1 | 159.78000000 | | 11K0F3E |
| 7 | 1 | 159.78000000 | | 16K0F3E |
| 7 | 1 | 159.78000000 | | 7K60FXE |
| 1 | 1 | 159.80250000 | | 11K0F3E |
| 1 | 1 | 159.80250000 | | 7K60FXE |
| 7 | 1 | 159.81000000 | | 16K0F3E |
| 7 | 1 | 159.81000000 | | 7K60FXE |
| 7 | 1 | 159.81000000 | | 11K0F3E |
| 7 | 1 | 159.82500000 | | 7K60FXE |
| 7 | 1 | 159.82500000 | | 16K0F3E |
| 7 | 1 | 159.82500000 | | 11K0F3E |
| 7 | 1 | 159.88500000 | | 7K60FXE |
| 7 | 1 | 159.88500000 | | 11K0F3E |
| 7 | 1 | 159.88500000 | | 16K0F3E |
| 7 | 1 | 159.90000000 | | 11K0F3E |
| 7 | 1 | 159.90000000 | | 16K0F3E |
| 7 | 1 | 159.90000000 | | 7K60FXE |
| 7 | 1 | 159.91500000 | | 7K60FXE |
| 7 | 1 | 159.91500000 | | 11K0F3E |
| 7 | 1 | 159.91500000 | | 16K0F3E |
| 7 | 1 | 159.93000000 | | 16K0F3E |
| 7 | 1 | 159.93000000 | | 11K0F3E |
| 7 | 1 | 159.93000000 | | 7K60FXE |
| 1 | 1 | 159.96000000 | | 11K0F3E |
| 1 | 1 | 159.96000000 | | 7K60FXE |
| 7 | 1 | 160.00500000 | | 16K0F3E |
| 7 | 1 | 160.00500000 | | 11K0F3E |
| 7 | 1 | 160.00500000 | | 7K60FXE |
| 7 | 1 | 160.02000000 | | 16K0F3E |
| 7 | 1 | 160.02000000 | | 7K60FXE |
| 7 | 1 | 160.02000000 | | 11K0F3E |
| 7 | 1 | 160.08000000 | | 16K0F3E |
| 7 | 1 | 160.08000000 | | 11K0F3E |
| 7 | 1 | 160.08000000 | | 7K60FXE |
| 1 | 1 | 160.08750000 | | 11K0F3E |
| 1 | 1 | 160.08750000 | | 7K60FXE |
| 7 | 1 | 160.09500000 | | 16K0F3E |
| 7 | 1 | 160.09500000 | | 7K60FXE |
| 7 | 1 | 160.09500000 | | 11K0F3E |
| 1 | 1 | 160.10250000 | | 7K60FXE |
| 1 | 1 | 160.10250000 | | 11K0F3E |
| 1 | 1 | 160.15500000 | | 11K0F3E |
| 1 | 1 | 160.15500000 | | 7K60FXE |
| 1 | 1 | 160.17000000 | | 7K60FXE |
| 1 | 1 | 160.17000000 | | 11K0F3E |
| 7 | 1 | 160.17000000 | | 7K60FXE |
| 7 | 1 | 160.17000000 | | 11K0F3E |
| 7 | 1 | 160.17000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | GRESHAM, MULTNOMAH, OR | 45.50527778, -122.43055556 | | | | |
| 2 | T | 1200 N MAIN, GRESHAM, MULTNOMAH, OR | 45.50638889, -122.42916667 | 106.700 m | BANT | 9.100 m structure / 10.700 m overall | N |
| 3 | T | | | | | | N |
| 4 | T | OR | | | | | N |
| 5 | T | 2020 S.E. Fleming Avenue, Gresham, MULTNOMAH, OR | 45.48236111, -122.40825000 | 129.000 m | BANT | 5.400 m structure / 8.500 m overall | N |
| 6 | T | | | | | | N |
| 7 | T | Gresham, MULTNOMAH, OR | 45.48236111, -122.40825000 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
| 1 | 2 | | | 9.100 m | | 0.0000 | 0.0000 | -7.300 | |
| 1 | 3 | | | | | | | | |
| 1 | 4 | | | | | | | | |
| 1 | 5 | | | 8.500 m | | | | 13.500 | |
| 1 | 6 | | | | | | | | |
| 1 | 7 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2020 S.E. Fleming Avenue, GRESHAM, OR | MULTNOMAH | 5036676497 |
License history
| Date | File or call sign | Action |
|---|
| 2024-03-30 | WPZK421 | LIEXP |
| 2013-11-07 | WPZK421 | LTSAPR |
| 2013-11-06 | WPZK421 | ESCAPR |
| 2013-11-06 | WPZK421 | EFCAPR |
| 2013-11-06 | WPZK421 | LIREN |
| 2013-11-05 | WPZK421 | ESUAPR |
| 2013-11-05 | WPZK421 | EFUAPR |
| 2013-11-04 | WPZK421 | LETRES |
| 2013-10-31 | WPZK421 | ESURNW |
| 2013-09-06 | WPZK421 | LIMOD |
| 2013-03-19 | WPZK421 | LIMOD |
| 2007-08-13 | WPZK421 | LIMOD |
| 2007-07-24 | WPZK421 | LIMOD |
| 2007-06-20 | WPZK421 | LTSAPR |
| 2007-06-20 | WPZK421 | LIAUA |
| 2007-06-19 | WPZK421 | EFCAPR |
| 2007-06-19 | WPZK421 | ESCAPR |
| 2006-02-25 | WPZK421 | LIAUA |
| 2006-02-24 | WPZK421 | LTSAPR |
| 2005-10-11 | WPZK421 | LETCNS |
| 2005-01-06 | WPZK421 | LIMOD |
| 2004-11-01 | WPZK421 | LETCNS |
| 2004-07-21 | WPZK421 | LIMOD |
| 2004-01-29 | WPZK421 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2580419 | 2026-08-02 01:16:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPZK421 | ULS 2580419 | 2026-08-02 01:16:41 |
| Status | E | ULS 2580419 | 2026-08-02 01:16:41 |
| Service | IG | ULS 2580419 | 2026-08-02 01:16:41 |
| Grant Date | 2013-11-06 | ULS 2580419 | 2026-08-02 01:16:41 |
| Expiration Date | 2024-01-29 | ULS 2580419 | 2026-08-02 01:16:41 |
| Cancellation Date | 2024-03-30 | ULS 2580419 | 2026-08-02 01:16:41 |