Universal Licensing System
WPZB421
AT&T Management Services L.P.
License details
| ULS identifier | 2568811 |
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| Call sign | WPZB421 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2003-12-18 |
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| Expiration | 2013-12-18 |
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| Cancellation | 2012-08-31 |
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| Frequency range | 456.3 - 457.125 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | DALLAS, DALLAS, TX |
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| Coordinates | 32.8461111, -96.8486111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:51 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 456.30000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.35000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.92500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.12500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 456.30000000 | | 11K2F3E |
| 1 | 1 | 456.35000000 | | 11K2F3E |
| 1 | 1 | 456.92500000 | | 11K2F3E |
| 1 | 1 | 457.12500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | DALLAS, DALLAS, TX | 32.84611111, -96.84861111 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 9215 WEISS ST, DALLAS, TX | DALLAS | 2143518890 |
License history
| Date | File or call sign | Action |
|---|
| 2012-09-01 | WPZB421 | ESUAPR |
| 2012-09-01 | WPZB421 | LICAN |
| 2010-04-21 | WPZB421 | LIMOD |
| 2010-02-22 | WPZB421 | ESUAPR |
| 2009-04-08 | WPZB421 | LIAUA |
| 2009-04-07 | WPZB421 | ESUAPR |
| 2006-04-28 | WPZB421 | LIAUA |
| 2006-04-28 | WPZB421 | ESCAPR |
| 2006-04-27 | WPZB421 | EFUAPR |
| 2006-04-27 | WPZB421 | ESUAPR |
| 2006-03-30 | WPZB421 | LIAUA |
| 2006-03-29 | WPZB421 | ESCAPR |
| 2003-12-18 | WPZB421 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2568811 | 2026-08-02 01:13:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPZB421 | ULS 2568811 | 2026-08-02 01:13:51 |
| Status | C | ULS 2568811 | 2026-08-02 01:13:51 |
| Service | IG | ULS 2568811 | 2026-08-02 01:13:51 |
| Grant Date | 2003-12-18 | ULS 2568811 | 2026-08-02 01:13:51 |
| Expiration Date | 2013-12-18 | ULS 2568811 | 2026-08-02 01:13:51 |
| Cancellation Date | 2012-08-31 | ULS 2568811 | 2026-08-02 01:13:51 |