Universal Licensing System
WNMU731
M D R CONSTRUCTION INC
License details
| ULS identifier | 1665197 |
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| Call sign | WNMU731 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2003-09-05 |
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| Expiration | 2013-10-21 |
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| Cancellation | 2013-12-22 |
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| Frequency range | 463.925 - 468.925 MHz (2 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:32 |
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Licensee
| Name | M D R CONSTRUCTION INC |
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| Applicant type | C |
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| FRN | 0009514902 |
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| Location | COLUMBIA, MS |
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| Address | 621 E BAYLIS CHAPEL RD, COLUMBIA, MS, 39429 |
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| Phone | 6017361926 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB4 | 463.92500000 | | | 100.000000 | 90.000000 | |
| 3 | 1 | MO | 463.92500000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FX1 | 468.92500000 | | | 40.000000 | 35.000000 | |
| 3 | 1 | MO | 468.92500000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 463.92500000 | | 20K0F3E |
| 3 | 1 | 463.92500000 | | 20K0F3E |
| 1 | 1 | 468.92500000 | | 20K0F3E |
| 3 | 1 | 468.92500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MS | | | | | |
| 2 | T | OAK GROVE RD 2 MI S JCT HWY 98W, HATTIESBURG, LAMAR, MS | 31.25794444, -89.41088889 | 117.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 137.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | RT 6 BOX 231, COULMBIAM, MS | | 6017361926 |
License history
| Date | File or call sign | Action |
|---|
| 2013-12-22 | WNMU731 | LIEXP |
| 2013-07-29 | WNMU731 | LETRES |
| 2003-09-05 | WNMU731 | LIREN |
| 2003-07-28 | WNMU731 | LETRES |
| 2001-10-09 | WNMU731 | AUDOPR |
| 2000-11-23 | WNMU731 | LICCNV |
| 1998-08-13 | WNMU731 | AUTHPR |
| 1998-08-13 | WNMU731 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1665197 | 2026-08-02 01:16:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNMU731 | ULS 1665197 | 2026-08-02 01:16:32 |
| Status | E | ULS 1665197 | 2026-08-02 01:16:32 |
| Service | IG | ULS 1665197 | 2026-08-02 01:16:32 |
| Grant Date | 2003-09-05 | ULS 1665197 | 2026-08-02 01:16:32 |
| Expiration Date | 2013-10-21 | ULS 1665197 | 2026-08-02 01:16:32 |
| Cancellation Date | 2013-12-22 | ULS 1665197 | 2026-08-02 01:16:32 |