Universal Licensing System
KPM422
HILLTOP COMMUNICATIONS, LLC
License details
| ULS identifier | 1121859 |
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| Call sign | KPM422 |
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| Radio service | RP |
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| Status | A |
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| Grant date | 1993-04-16 |
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| Expiration | 2027-10-01 |
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| Frequency range | 455.2875 - 455.5625 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | WESTMINSTER, CARROLL, MD |
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| Coordinates | 39.5770556, -77.0221944 |
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| Source archive | l_LMbcast.zip |
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| Dataset refreshed | 2026-08-16 00:46:01 |
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Licensee
| Name | HILLTOP COMMUNICATIONS, LLC |
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| Applicant type | C |
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| Location | WESTMINSTER, MD |
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| Address | 101 WTTR Lane, WESTMINSTER, MD, 21158 |
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| Phone | 7173489103 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 455.28750000 | | | 15.000000 | 134.000000 | |
| 2 | 1 | MO | 455.28750000 | | | 15.000000 | 134.000000 | |
| 1 | 1 | FB | 455.56250000 | | | 15.000000 | 134.000000 | |
| 2 | 1 | MO | 455.56250000 | | | 15.000000 | 134.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 455.28750000 | | 50K0F3E |
| 2 | 1 | 455.28750000 | | 50K0F3E |
| 1 | 1 | 455.56250000 | | 50K0F3E |
| 2 | 1 | 455.56250000 | | 50K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 101 WTTR LN, WESTMINSTER, CARROLL, MD | 39.57705556, -77.02219444 | 207.000 m | | 0.000 m structure / 0.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 16.000 m | V | 10.0000 | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | | | 7173489103 |
License history
| Date | File or call sign | Action |
|---|
| 2026-02-18 | KPM422 | PNACT |
| 2026-02-12 | KPM422 | LIMOD |
| 2025-08-13 | KPM422 | PNACT |
| 2025-08-06 | KPM422 | LIMOD |
| 2020-07-29 | KPM422 | PNACT |
| 2020-07-23 | KPM422 | AUTHPR |
| 2020-07-22 | KPM422 | LIMOD |
| 2020-07-01 | KPM422 | PNACT |
| 2020-06-24 | KPM422 | AUTHPR |
| 2020-06-23 | KPM422 | LIREN |
| 2014-01-08 | KPM422 | PNACT |
| 2014-01-04 | KPM422 | AUTHPR |
| 2014-01-03 | KPM422 | LIMOD |
| 2011-10-05 | KPM422 | PNACT |
| 2011-09-29 | KPM422 | AUTHPR |
| 2011-09-28 | KPM422 | LIREN |
| 2007-09-14 | KPM422 | ESCFRN |
| 2005-02-16 | KPM422 | PNACT |
| 2005-02-07 | KPM422 | AUTHPR |
| 2005-02-07 | KPM422 | LIMOD |
| 2003-10-15 | KPM422 | PNACT |
| 2003-10-09 | KPM422 | AUTHPR |
| 2003-10-09 | KPM422 | LIREN |
| 2003-02-07 | KPM422 | AUTHPR |
| 2003-01-29 | KPM422 | PNACT |
| 2003-01-23 | KPM422 | AUTHPR |
| 2003-01-21 | KPM422 | LIMOD |
| 2002-08-09 | KPM422 | COR |
| 2000-09-24 | KPM422 | LIEXP |
| 2000-09-15 | KPM422 | LICCNV |
| 1993-04-20 | KPM422 | AUTHPR |
| 1993-04-16 | KPM422 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1121859 | 2026-08-16 00:46:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KPM422 | ULS 1121859 | 2026-08-16 00:46:01 |
| Status | A | ULS 1121859 | 2026-08-16 00:46:01 |
| Service | RP | ULS 1121859 | 2026-08-16 00:46:01 |
| Grant Date | 1993-04-16 | ULS 1121859 | 2026-08-16 00:46:01 |
| Expiration Date | 2027-10-01 | ULS 1121859 | 2026-08-16 00:46:01 |