Universal Licensing System
WPEN879
Spok, Inc.
License details
| ULS identifier | 1131631 |
|---|
| Call sign | WPEN879 |
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| Radio service | GS |
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| Status | A |
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| Grant date | 2019-05-07 |
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| Expiration | 2029-04-22 |
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| Frequency range | 929.5125 MHz |
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| Locations | 3 |
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| Representative location | FREDERICK, FREDERICK, MD |
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| Coordinates | 39.4934444, -77.4986111 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-09 01:02:58 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6C | 929.51250000 | | | 200.000000 | 600.000000 | |
| 3 | 1 | FB6C | 929.51250000 | | | 300.000000 | 1000.000000 | |
| 5 | 1 | FB6C | 929.51250000 | | | 300.000000 | 1000.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 929.51250000 | | 16K0F3E |
| 1 | 1 | 929.51250000 | | 15K0F2D |
| 1 | 1 | 929.51250000 | | 16K0F1D |
| 3 | 1 | 929.51250000 | | 15K0F2D |
| 3 | 1 | 929.51250000 | | 16K0F1D |
| 3 | 1 | 929.51250000 | | 16K0F3E |
| 5 | 1 | 929.51250000 | | 16K0F1D |
| 5 | 1 | 929.51250000 | | 15K0F2D |
| 5 | 1 | 929.51250000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CATOCTIN MOUNTAIN 6 MI NW, FREDERICK, FREDERICK, MD | 39.49344444, -77.49861111 | 527.000 m | | 46.000 m structure | N |
| 3 | T | CONWAYS RD, ODENTON, ANNE ARUNDEL, MD | 39.03011111, -76.74052778 | 55.000 m | | 150.000 m structure | N |
| 5 | T | ESSEX COMMUNITY COLLEGE, ESSEX, BALTIMORE, MD | 39.35316667, -76.47775000 | 60.000 m | | 43.000 m structure | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 34.000 m | | | | 334.000 | |
| 1 | 3 | T | | 91.000 m | | | | 105.000 | |
| 1 | 5 | T | | 43.000 m | | | | 62.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 6677 RICHMOND HWY, ALEXANDRIA, VA | | 7036606677 |
License history
| Date | File or call sign | Action |
|---|
| 2019-05-07 | WPEN879 | LIREN |
| 2019-02-11 | WPEN879 | LETRES |
| 2014-07-26 | WPEN879 | LIAUA |
| 2014-07-25 | WPEN879 | ESUAPR |
| 2010-03-09 | WPEN879 | ESCAPR |
| 2010-03-09 | WPEN879 | LIAUA |
| 2010-03-08 | WPEN879 | ESUAPR |
| 2010-03-08 | WPEN879 | EFUAPR |
| 2009-05-05 | WPEN879 | LIREN |
| 2009-01-26 | WPEN879 | LETRES |
| 2008-12-17 | WPEN879 | LIASS |
| 2008-10-30 | WPEN879 | ESUAPR |
| 2008-07-16 | WPEN879 | LIAUA |
| 2008-07-16 | WPEN879 | ESUAPR |
| 2005-06-15 | WPEN879 | LIAUA |
| 2005-06-14 | WPEN879 | ESUAPR |
| 2004-12-07 | WPEN879 | LETAFU |
| 2004-11-16 | WPEN879 | LITRAN |
| 2004-11-10 | WPEN879 | PNACT |
| 2004-11-08 | WPEN879 | AUTHPR |
| 2004-11-05 | WPEN879 | AUDMOD |
| 2004-09-28 | WPEN879 | LETAUS |
| 2004-04-20 | WPEN879 | LTSAPR |
| 2004-04-19 | WPEN879 | ESUAPR |
| 2004-04-19 | WPEN879 | EFUAPR |
| 2002-10-08 | WPEN879 | LIASS |
| 2002-10-08 | WPEN879 | LITRAN |
| 2002-06-03 | WPEN879 | LIASS |
| 2002-06-03 | WPEN879 | LITRAN |
| 2000-09-15 | WPEN879 | LICCNV |
| 1999-04-27 | WPEN879 | AUTHPR |
| 1999-04-27 | WPEN879 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1131631 | 2026-08-09 01:02:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPEN879 | ULS 1131631 | 2026-08-09 01:02:58 |
| Status | A | ULS 1131631 | 2026-08-09 01:02:58 |
| Service | GS | ULS 1131631 | 2026-08-09 01:02:58 |
| Grant Date | 2019-05-07 | ULS 1131631 | 2026-08-09 01:02:58 |
| Expiration Date | 2029-04-22 | ULS 1131631 | 2026-08-09 01:02:58 |