Universal Licensing System
WPMS421
United Parcel Service, Inc.
License details
| ULS identifier | 1834470 |
|---|
| Call sign | WPMS421 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2023-11-22 |
|---|
| Expiration | 2033-11-25 |
|---|
| Frequency range | 451.4875 - 457.4125 MHz (9 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | PORTLAND, MULTNOMAH, OR |
|---|
| Coordinates | 45.5723333, -122.7195556 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:08:33 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.41250000 | | | 5.000000 | 20.000000 | |
| 1 | 1 | FB2 | 451.48750000 | | | 5.000000 | 20.000000 | |
| 1 | 1 | FB2 | 451.56250000 | | | 5.000000 | 20.000000 | |
| 1 | 1 | FB2 | 451.63750000 | | | 5.000000 | 20.000000 | |
| 1 | 1 | FB2 | 452.41250000 | | | 5.000000 | 20.000000 | |
| 2 | 1 | MO | 456.41250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 456.48750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 456.56250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 456.63750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 457.41250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.41250000 | | 7K60FXE |
| 1 | 1 | 451.41250000 | | 7K60FXD |
| 1 | 1 | 451.48750000 | | 7K60FXD |
| 1 | 1 | 451.48750000 | | 7K60FXE |
| 1 | 1 | 451.56250000 | | 7K60FXD |
| 1 | 1 | 451.56250000 | | 7K60FXE |
| 1 | 1 | 451.63750000 | | 7K60FXE |
| 1 | 1 | 451.63750000 | | 7K60FXD |
| 1 | 1 | 452.41250000 | | 7K60FXD |
| 1 | 1 | 452.41250000 | | 7K60FXE |
| 2 | 1 | 456.41250000 | | 7K60FXD |
| 2 | 1 | 456.41250000 | | 7K60FXE |
| 2 | 1 | 456.48750000 | | 7K60FXE |
| 2 | 1 | 456.48750000 | | 7K60FXD |
| 2 | 1 | 456.56250000 | | 7K60FXE |
| 2 | 1 | 456.56250000 | | 7K60FXD |
| 2 | 1 | 456.63750000 | | 7K60FXE |
| 2 | 1 | 456.63750000 | | 7K60FXD |
| 2 | 1 | 457.41250000 | | 7K60FXD |
| 2 | 1 | 457.41250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6707 NORTH BASIN, PORTLAND, MULTNOMAH, OR | 45.57233333, -122.71955556 | 61.000 m | B | 12.000 m structure / 15.000 m overall | N |
| 2 | T | PORTLAND, MULTNOMAH, OR | 45.57233333, -122.71955556 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.000 m | | | | -10.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 6707 NORTH BASIN, PORTLAND, OR | MULTNOMAH | 7707537097 |
License history
| Date | File or call sign | Action |
|---|
| 2023-11-22 | WPMS421 | LIREN |
| 2023-09-04 | WPMS421 | LETRES |
| 2014-02-24 | WPMS421 | LIMOD |
| 2013-10-30 | WPMS421 | LIREN |
| 2013-09-02 | WPMS421 | LETRES |
| 2013-03-05 | WPMS421 | LIMOD |
| 2008-09-25 | WPMS421 | LIAUA |
| 2008-09-24 | WPMS421 | ESUAPR |
| 2008-08-01 | WPMS421 | LIAUA |
| 2008-07-31 | WPMS421 | ESUAPR |
| 2005-05-31 | WPMS421 | LETCNS |
| 2004-11-13 | WPMS421 | LIAUA |
| 2004-11-12 | WPMS421 | LTSAPR |
| 2004-08-30 | WPMS421 | LIMOD |
| 2003-10-24 | WPMS421 | LIREN |
| 2003-10-23 | WPMS421 | LITIN |
| 2003-09-04 | WPMS421 | LETRES |
| 2002-03-07 | WPMS421 | AUDOPR |
| 2000-11-23 | WPMS421 | LICCNV |
| 2000-03-30 | WPMS421 | LIMOD |
| 2000-03-30 | WPMS421 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1834470 | 2026-08-02 01:08:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMS421 | ULS 1834470 | 2026-08-02 01:08:33 |
| Status | A | ULS 1834470 | 2026-08-02 01:08:33 |
| Service | YG | ULS 1834470 | 2026-08-02 01:08:33 |
| Grant Date | 2023-11-22 | ULS 1834470 | 2026-08-02 01:08:33 |
| Expiration Date | 2033-11-25 | ULS 1834470 | 2026-08-02 01:08:33 |