Universal Licensing System
WNZP637
SVERDRUP INVESTMENTS INC
License details
| ULS identifier | 1697104 |
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| Call sign | WNZP637 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-05-14 |
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| Expiration | 2002-06-04 |
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| Cancellation | 2002-10-06 |
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| Frequency range | 466.8 MHz |
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| Locations | 1 |
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| Representative location | ST. LOUIS, MO |
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| Coordinates | 38.6333889, -90.4001111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:22 |
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Licensee
| Name | SVERDRUP INVESTMENTS INC |
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| Applicant type | C |
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| FRN | 0002526879 |
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| Location | SAINT LOUIS, MO |
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| Address | 801 N 11TH ST, SAINT LOUIS, MO, 63101 |
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| Phone | 3144211020 |
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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 | MO | 466.80000000 | | | 25.000000 | 20.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 466.80000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | ST. LOUIS, MO | 38.63338889, -90.40011111 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 801 N 11TH ST, SAINT LOUIS, MO | | 3144211020 |
License history
| Date | File or call sign | Action |
|---|
| 2002-10-06 | WNZP637 | LIEXP |
| 2002-04-29 | WNZP637 | AUDCAN |
| 2002-03-11 | WNZP637 | LETRES |
| 2000-11-23 | WNZP637 | LICCNV |
| 1997-05-14 | WNZP637 | LIREN |
| 1997-05-14 | WNZP637 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1697104 | 2026-08-02 01:11:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNZP637 | ULS 1697104 | 2026-08-02 01:11:22 |
| Status | E | ULS 1697104 | 2026-08-02 01:11:22 |
| Service | IG | ULS 1697104 | 2026-08-02 01:11:22 |
| Grant Date | 1997-05-14 | ULS 1697104 | 2026-08-02 01:11:22 |
| Expiration Date | 2002-06-04 | ULS 1697104 | 2026-08-02 01:11:22 |
| Cancellation Date | 2002-10-06 | ULS 1697104 | 2026-08-02 01:11:22 |