Universal Licensing System
WROK438
CITY OF BOSTON, POLICE DEPARTMENT
License details
| ULS identifier | 4516271 |
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| Call sign | WROK438 |
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| Radio service | MC |
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| Status | A |
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| Grant date | 2021-10-27 |
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| Expiration | 2031-10-27 |
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| Frequency range | 156.45 - 156.8 MHz (3 frequencies) |
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| Locations | 3 |
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| Representative location | BOSTON, SUFFOLK, MA |
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| Coordinates | 42.3894444, -71.0711111 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:08 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FCL | 156.45000000 | | | 10.000000 | | |
| 2 | 1 | FCL | 156.45000000 | | | 10.000000 | | |
| 3 | 1 | FCL | 156.45000000 | | | 10.000000 | | |
| 1 | 1 | FCL | 156.65000000 | | | 1.000000 | | |
| 2 | 1 | FCL | 156.65000000 | | | 1.000000 | | |
| 3 | 1 | FCL | 156.65000000 | | | 1.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 10.000000 | | |
| 2 | 1 | FCL | 156.80000000 | | | 10.000000 | | |
| 3 | 1 | FCL | 156.80000000 | | | 10.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 2 | 1 | 156.45000000 | | 16K0F3E |
| 3 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.65000000 | | 16K0F3E |
| 2 | 1 | 156.65000000 | | 16K0F3E |
| 3 | 1 | 156.65000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
| 2 | 1 | 156.80000000 | | 16K0F3E |
| 3 | 1 | 156.80000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | ALFORD STREET BRIDGE, CHARLESTOWN, BOSTON, SUFFOLK, MA | 42.38944444, -71.07111111 | 2.000 m | BRIDG | 5.000 m structure / 5.000 m overall | |
| 2 | T | CHELSEA STREET BRIDGE, EAST BOSTON, BOSTON, SUFFOLK, MA | 42.38619444, -71.02255556 | 2.000 m | BRIDG | 72.000 m structure / 72.000 m overall | |
| 3 | T | McARDLE BRIDGE. MERIDIAN STREET, E. BOSTON, BOSTON, SUFFOLK, MA | 42.38563889, -71.03922222 | 2.000 m | BRIDG | 22.000 m structure / 22.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 4.000 m | V | 2.2000 | 360.0000 | | |
| 1 | 2 | T | | 4.000 m | V | 2.2000 | 360.0000 | | |
| 1 | 3 | T | | 4.000 m | V | 2.2000 | 360.0000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | ONE SCHROEDER PLAZA, BOSTON, MA | SUFFOLK | 6173434620 |
License history
| Date | File or call sign | Action |
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| 2021-10-27 | WROK438 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4516271 | 2026-08-02 02:08:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WROK438 | ULS 4516271 | 2026-08-02 02:08:08 |
| Status | A | ULS 4516271 | 2026-08-02 02:08:08 |
| Service | MC | ULS 4516271 | 2026-08-02 02:08:08 |
| Grant Date | 2021-10-27 | ULS 4516271 | 2026-08-02 02:08:08 |
| Expiration Date | 2031-10-27 | ULS 4516271 | 2026-08-02 02:08:08 |