Universal Licensing System
KOC491
Montana Department of Transportation
License details
| ULS identifier | 1198699 |
|---|---|
| Call sign | KOC491 |
| Radio service | PW |
| Status | A |
| Grant date | 2023-09-13 |
| Expiration | 2033-11-23 |
| Frequency range | 47.04 - 453 MHz (5 frequencies) |
| Locations | 1 |
| Representative location | BROCKWAY, MCCONE, MT |
| Coordinates | 47.3362778, -106.2563611 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:09:15 |
Licensee
| Name | Montana Department of Transportation |
|---|---|
| Applicant type | G |
| FRN | 0004256251 |
| Location | HELENA, MT |
| Address | 2701 Prospect Avenue, HELENA, MT, 596201001 |
| Phone | 4064446305 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 3 | 2 | FBC | 47.04000000 | 120.000000 | 348.000000 | |||
| 4 | 1 | FBC | 47.04000000 | 110.000000 | 348.000000 | |||
| 3 | 2 | FBC | 47.16000000 | 120.000000 | 348.000000 | |||
| 3 | 4 | FBC | 150.99500000 | 110.000000 | 300.000000 | |||
| 4 | 1 | FBC | 150.99500000 | 110.000000 | 348.000000 | |||
| 3 | 2 | FB2C | 151.01000000 | 95.000000 | 265.000000 | |||
| 3 | 4 | FBC | 151.01000000 | 110.000000 | 300.000000 | |||
| 4 | 1 | FBC | 151.01000000 | 110.000000 | 348.000000 | |||
| 6 | 1 | FB2C | 151.01000000 | 95.000000 | 265.000000 | |||
| 7 | 1 | FB2C | 151.01000000 | 95.000000 | 265.000000 | |||
| 8 | 1 | FB2C | 151.01000000 | 95.000000 | 265.000000 | |||
| 9 | 1 | FB2 | 151.01000000 | 110.000000 | 228.000000 | |||
| 3 | 4 | FX1 | 156.07500000 | 110.000000 | 300.000000 | |||
| 4 | 1 | FX1 | 156.07500000 | 110.000000 | 348.000000 | |||
| 4 | 2 | FX2 | 453.00000000 | 40.000000 | 100.000000 | |||
| 3 | 1 | FX1 | 458.00000000 | 40.000000 | 100.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 3 | 2 | 47.04000000 | 20K0F3E | |
| 4 | 1 | 47.04000000 | 20K0F3E | |
| 3 | 2 | 47.16000000 | 20K0F3E | |
| 3 | 4 | 150.99500000 | 11K2F1D | |
| 3 | 4 | 150.99500000 | 11K2F3E | |
| 4 | 1 | 150.99500000 | 11K2F3E | |
| 4 | 1 | 150.99500000 | 11K2F1D | |
| 3 | 2 | 151.01000000 | 11K2F1D | |
| 3 | 2 | 151.01000000 | 11K2F3E | |
| 3 | 4 | 151.01000000 | 11K2F3E | |
| 3 | 4 | 151.01000000 | 11K2F1D | |
| 4 | 1 | 151.01000000 | 11K2F1D | |
| 4 | 1 | 151.01000000 | 11K2F3E | |
| 6 | 1 | 151.01000000 | 11K2F1D | |
| 6 | 1 | 151.01000000 | 11K2F3E | |
| 7 | 1 | 151.01000000 | 11K2F3E | |
| 7 | 1 | 151.01000000 | 11K2F1D | |
| 8 | 1 | 151.01000000 | 11K2F1D | |
| 8 | 1 | 151.01000000 | 11K2F3E | |
| 9 | 1 | 151.01000000 | 11K2F1D | |
| 9 | 1 | 151.01000000 | 11K2F3E | |
| 3 | 4 | 156.07500000 | 11K2F3E | |
| 3 | 4 | 156.07500000 | 11K2F1D | |
| 4 | 1 | 156.07500000 | 11K2F3E | |
| 4 | 1 | 156.07500000 | 11K2F1D | |
| 4 | 2 | 453.00000000 | 11K2F3E | |
| 4 | 2 | 453.00000000 | 11K2F1D | |
| 3 | 1 | 458.00000000 | 11K2F3E | |
| 3 | 1 | 458.00000000 | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 3 | T | 3 MI SSE, GLENDIVE, DAWSON, MT | 47.05583333, -104.68050000 | 809.000 m | 38.000 m structure / 38.000 m overall | N | |
| 4 | T | 8 MI SE, RICHEY, DAWSON, MT | 47.57252778, -104.96025000 | 989.000 m | 20.000 m structure / 20.000 m overall | N | |
| 6 | T | 7 MI W, LINDSAY, DAWSON, MT | 47.29305556, -105.32611111 | 945.000 m | 46.000 m structure / 46.000 m overall | N | |
| 7 | T | 7 MI N, SIDNEY, RICHLAND, MT | 47.79808333, -104.26633333 | 727.000 m | 11.000 m structure / 11.000 m overall | N | |
| 8 | T | 17 MI S, JORDAN, GARFIELD, MT | 47.07083333, -106.88505556 | 1058.000 m | 21.000 m structure / 21.000 m overall | N | |
| 9 | T | 23 MILES WEST OF, BROCKWAY, MCCONE, MT | 47.33627778, -106.25636111 | 853.000 m | POLE | 27.800 m structure / 30.800 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | T | 9.000 m | ||||||
| 1 | 4 | T | 9.000 m | ||||||
| 1 | 6 | T | 30.000 m | ||||||
| 1 | 7 | T | 15.000 m | ||||||
| 1 | 8 | T | 23.000 m | ||||||
| 1 | 9 | 14.800 m | V | 5.3000 | 360.0000 | 207.400 | |||
| 2 | 3 | T | 24.000 m | ||||||
| 2 | 4 | T | 12.000 m | ||||||
| 3 | 3 | T | 24.000 m | 0.000 | |||||
| 4 | 3 | T | 30.000 m |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 503 N, RIVER AVE, GLENDIVE, MT | DAWSON | 4063775296 |
| 2 | HIGHWAY 25 E, WOLF POINT, MT | ROOSEVELT | 4066531050 |
| 3 | 217 N 4TH, MILES CITY, MT | CUSTER | 4062321093 |
Special conditions
| Type | Condition code |
|---|---|
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2023-09-13 | KOC491 | LIREN |
| 2023-08-28 | KOC491 | LETRES |
| 2022-09-02 | KOC491 | LIAUA |
| 2015-03-11 | KOC491 | LIMOD |
| 2013-09-28 | KOC491 | LIREN |
| 2013-09-27 | KOC491 | ESUAPR |
| 2013-09-24 | KOC491 | ESURNW |
| 2013-09-02 | KOC491 | LETRES |
| 2013-08-25 | KOC491 | ESURNW |
| 2011-03-31 | KOC491 | LIMOD |
| 2004-02-17 | KOC491 | LETCNS |
| 2003-08-30 | KOC491 | LIREN |
| 2003-05-20 | KOC491 | LIMOD |
| 2002-03-06 | KOC491 | AUDOPR |
| 2000-10-20 | KOC491 | LICCNV |
| 1998-09-02 | KOC491 | AUTHPR |
| 1998-09-02 | KOC491 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1198699 | 2026-08-02 01:09:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | KOC491 | ULS 1198699 | 2026-08-02 01:09:15 |
| Status | A | ULS 1198699 | 2026-08-02 01:09:15 |
| Service | PW | ULS 1198699 | 2026-08-02 01:09:15 |
| Grant Date | 2023-09-13 | ULS 1198699 | 2026-08-02 01:09:15 |
| Expiration Date | 2033-11-23 | ULS 1198699 | 2026-08-02 01:09:15 |