Universal Licensing System
WPKM391
Spok, Inc.
License details
| ULS identifier | 1137364 |
|---|
| Call sign | WPKM391 |
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| Radio service | GS |
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| Status | E |
|---|
| Grant date | 2007-05-01 |
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| Expiration | 2017-04-18 |
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| Cancellation | 2017-06-03 |
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| Frequency range | 929.8875 MHz |
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| Locations | 2 |
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| Representative location | EAST LANSING, INGHAM, MI |
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| Coordinates | 42.7055833, -84.3569167 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-16 01:10:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6C | 929.88750000 | | | 500.000000 | 1000.000000 | |
| 2 | 1 | FB6C | 929.88750000 | | | 500.000000 | 1000.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 929.88750000 | | 20K0F2D |
| 1 | 1 | 929.88750000 | | 20K0F1D |
| 1 | 1 | 929.88750000 | | 20K0F3E |
| 2 | 1 | 929.88750000 | | 20K0F3E |
| 2 | 1 | 929.88750000 | | 20K0F1D |
| 2 | 1 | 929.88750000 | | 20K0F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 160 W GRAND RIVER, EAST LANSING, INGHAM, MI | 42.70558333, -84.35691667 | 271.000 m | TOWER | 171.000 m structure / 186.000 m overall | N |
| 2 | T | 1460 W MONROE RD, ALMA, GRATIOT, MI | 43.40863889, -84.63916667 | 229.000 m | TOWER | 91.000 m structure / 91.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 101.000 m | | | | 100.000 | |
| 1 | 2 | T | | 72.000 m | | | | 70.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 3000 TECHNOLOGY DRIVE, SUITE 400, PLANO, TX | COLLIN | 8009891296 |
License history
| Date | File or call sign | Action |
|---|
| 2017-06-03 | WPKM391 | LIEXP |
| 2017-01-23 | WPKM391 | LETRES |
| 2014-07-26 | WPKM391 | LIAUA |
| 2014-07-25 | WPKM391 | ESUAPR |
| 2010-03-09 | WPKM391 | LIAUA |
| 2010-03-09 | WPKM391 | ESCAPR |
| 2010-03-08 | WPKM391 | EFUAPR |
| 2010-03-08 | WPKM391 | ESUAPR |
| 2008-12-17 | WPKM391 | LIASS |
| 2008-10-30 | WPKM391 | ESUAPR |
| 2008-07-23 | WPKM391 | LIAUA |
| 2008-07-22 | WPKM391 | ESUAPR |
| 2008-07-17 | WPKM391 | LIAUA |
| 2008-07-17 | WPKM391 | ESUAPR |
| 2007-06-19 | WPKM391 | LIASS |
| 2007-05-01 | WPKM391 | LIREN |
| 2007-03-20 | WPKM391 | ESCAPR |
| 2007-03-19 | WPKM391 | ESUAPR |
| 2007-03-19 | WPKM391 | EFUAPR |
| 2007-02-01 | WPKM391 | LITRAN |
| 2007-01-22 | WPKM391 | LETRES |
| 2006-06-02 | WPKM391 | LITRAN |
| 2004-11-18 | WPKM391 | AUDEX |
| 2004-11-18 | WPKM391 | COR |
| 2004-09-28 | WPKM391 | LETAUS |
| 2003-07-02 | WPKM391 | LITRAN |
| 2002-06-03 | WPKM391 | LITRAN |
| 2001-12-06 | WPKM391 | LITRAN |
| 2001-11-07 | WPKM391 | LIASS |
| 2001-02-16 | WPKM391 | LIASS |
| 2000-09-15 | WPKM391 | LICCNV |
| 2000-07-24 | WPKM391 | AUTHPR |
| 2000-04-25 | WPKM391 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1137364 | 2026-08-16 01:10:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKM391 | ULS 1137364 | 2026-08-16 01:10:04 |
| Status | E | ULS 1137364 | 2026-08-16 01:10:04 |
| Service | GS | ULS 1137364 | 2026-08-16 01:10:04 |
| Grant Date | 2007-05-01 | ULS 1137364 | 2026-08-16 01:10:04 |
| Expiration Date | 2017-04-18 | ULS 1137364 | 2026-08-16 01:10:04 |
| Cancellation Date | 2017-06-03 | ULS 1137364 | 2026-08-16 01:10:04 |