Universal Licensing System
WRBY591
EXEC AIR MONTANA INC
License details
| ULS identifier | 4068756 |
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| Call sign | WRBY591 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-07-25 |
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| Expiration | 2028-07-25 |
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| Frequency range | 464.35 - 469.35 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Helena, LEWIS AND CLARK, MT |
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| Coordinates | 46.6024444, -111.9968889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:11 |
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Licensee
| Name | EXEC AIR MONTANA INC |
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| Applicant type | C |
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| FRN | 0027632926 |
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| Location | HELENA, MT |
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| Address | 2430 AIRPORT RD, HELENA, MT, 59601 |
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| Phone | 4064422190 |
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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 | FB2 | 464.35000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 464.35000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.35000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.35000000 | | 11K0F3E |
| 2 | 1 | 464.35000000 | | 11K0F3E |
| 2 | 1 | 469.35000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2430 Airport Rd., Helena, LEWIS AND CLARK, MT | 46.60244444, -111.99688889 | 1189.000 m | BANT | 9.000 m structure / 10.500 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.500 m | | | | -100.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2430 Airport Rd., Helena, MT | LEWIS AND CLARK | 4064422190 |
License history
| Date | File or call sign | Action |
|---|
| 2019-04-23 | WRBY591 | LETCNS |
| 2018-07-25 | WRBY591 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4068756 | 2026-08-02 01:22:11 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRBY591 | ULS 4068756 | 2026-08-02 01:22:11 |
| Status | A | ULS 4068756 | 2026-08-02 01:22:11 |
| Service | IG | ULS 4068756 | 2026-08-02 01:22:11 |
| Grant Date | 2018-07-25 | ULS 4068756 | 2026-08-02 01:22:11 |
| Expiration Date | 2028-07-25 | ULS 4068756 | 2026-08-02 01:22:11 |