Universal Licensing System
KLW20
AT&T CORP
License details
| ULS identifier | 961672 |
|---|
| Call sign | KLW20 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 1990-01-16 |
|---|
| Expiration | 2000-02-01 |
|---|
| Cancellation | 1998-01-28 |
|---|
| Frequency range | 3710 - 6404.79 MHz (20 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | MIDDLEBURG, GRADY, OK |
|---|
| Coordinates | 35.1170000, -97.7253056 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:43 |
|---|
Licensee
| Name | AT&T CORP |
|---|
| Applicant type | C |
|---|
| Location | ATLANTA, GA |
|---|
| Address | 1200 PEACHTREE ST 15W24, ATLANTA, GA, 30309 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 3710.00000000 | | | | | |
| 1 | 2 | FXO | 3710.00000000 | | | | | |
| 1 | 3 | FXO | 3730.00000000 | | | | | |
| 1 | 4 | FXO | 3730.00000000 | | | | | |
| 1 | 1 | FXO | 3790.00000000 | | | | | |
| 1 | 2 | FXO | 3790.00000000 | | | | | |
| 1 | 3 | FXO | 3810.00000000 | | | | | |
| 1 | 4 | FXO | 3810.00000000 | | | | | |
| 1 | 1 | FXO | 3870.00000000 | | | | | |
| 1 | 2 | FXO | 3870.00000000 | | | | | |
| 1 | 3 | FXO | 3890.00000000 | | | | | |
| 1 | 4 | FXO | 3890.00000000 | | | | | |
| 1 | 1 | FXO | 3950.00000000 | | | | | |
| 1 | 2 | FXO | 3950.00000000 | | | | | |
| 1 | 3 | FXO | 3970.00000000 | | | | | |
| 1 | 4 | FXO | 3970.00000000 | | | | | |
| 1 | 1 | FXO | 4030.00000000 | | | | | |
| 1 | 2 | FXO | 4030.00000000 | | | | | |
| 1 | 1 | FXO | 4110.00000000 | | | | | |
| 1 | 2 | FXO | 4110.00000000 | | | | | |
| 1 | 3 | FXO | 4130.00000000 | | | | | |
| 1 | 4 | FXO | 4130.00000000 | | | | | |
| 1 | 1 | FXO | 4190.00000000 | | | | | |
| 1 | 2 | FXO | 4190.00000000 | | | | | |
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 4 | FXO | 6197.24000000 | | | | | |
| 1 | 1 | FXO | 6256.54000000 | | | | | |
| 1 | 4 | FXO | 6256.54000000 | | | | | |
| 1 | 3 | FXO | 6282.19000000 | | | | | |
| 1 | 2 | FXO | 6286.19000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 4 | FXO | 6315.84000000 | | | | | |
| 1 | 2 | FXO | 6345.49000000 | | | | | |
| 1 | 3 | FXO | 6345.49000000 | | | | | |
| 1 | 1 | FXO | 6375.14000000 | | | | | |
| 1 | 4 | FXO | 6375.14000000 | | | | | |
| 1 | 2 | FXO | 6404.79000000 | | | | | |
| 1 | 3 | FXO | 6404.79000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 3710.00000000 | | 20M0F8W |
| 1 | 2 | 3710.00000000 | | 20M0F8W |
| 1 | 3 | 3730.00000000 | | 20M0F8W |
| 1 | 4 | 3730.00000000 | | 20M0F8W |
| 1 | 1 | 3790.00000000 | | 20M0F8W |
| 1 | 2 | 3790.00000000 | | 20M0F8W |
| 1 | 3 | 3810.00000000 | | 20M0F8W |
| 1 | 4 | 3810.00000000 | | 20M0F8W |
| 1 | 1 | 3870.00000000 | | 20M0F8W |
| 1 | 2 | 3870.00000000 | | 20M0F8W |
| 1 | 3 | 3890.00000000 | | 20M0F8W |
| 1 | 4 | 3890.00000000 | | 20M0F8W |
| 1 | 1 | 3950.00000000 | | 20M0F8W |
| 1 | 2 | 3950.00000000 | | 20M0F8W |
| 1 | 3 | 3970.00000000 | | 20M0F8W |
| 1 | 4 | 3970.00000000 | | 20M0F8W |
| 1 | 1 | 4030.00000000 | | 20M0F8W |
| 1 | 2 | 4030.00000000 | | 20M0F8W |
| 1 | 1 | 4110.00000000 | | 20M0F8W |
| 1 | 2 | 4110.00000000 | | 20M0F8W |
| 1 | 3 | 4130.00000000 | | 20M0F8W |
| 1 | 4 | 4130.00000000 | | 20M0F8W |
| 1 | 1 | 4190.00000000 | | 1M52F8W |
| 1 | 2 | 4190.00000000 | | 1M52F8W |
| 1 | 1 | 6197.24000000 | | 29M0J8W |
| 1 | 4 | 6197.24000000 | | 29M0J8W |
| 1 | 1 | 6256.54000000 | | 29M0J8W |
| 1 | 4 | 6256.54000000 | | 29M0J8W |
| 1 | 3 | 6282.19000000 | | 29M0J8W |
| 1 | 2 | 6286.19000000 | | 29M0J8W |
| 1 | 1 | 6315.84000000 | | 29M0J8W |
| 1 | 4 | 6315.84000000 | | 29M0J8W |
| 1 | 2 | 6345.49000000 | | 29M0J8W |
| 1 | 3 | 6345.49000000 | | 29M0J8W |
| 1 | 1 | 6375.14000000 | | 29M0J8W |
| 1 | 4 | 6375.14000000 | | 29M0J8W |
| 1 | 2 | 6404.79000000 | | 29M0J8W |
| 1 | 3 | 6404.79000000 | | 29M0J8W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1 MI NNE OF, MIDDLEBURG, GRADY, OK | 35.11700000, -97.72530556 | 425.200 m | | 55.200 m overall | |
| 2 | R | | 35.16116667, -97.36863889 | 375.500 m | | | |
| 3 | R | | 35.14533333, -98.30280556 | 438.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 39.5000 | 81.3000 | | |
| 1 | 2 | R | | | | 39.5000 | | | |
| 1 | 3 | R | | | | 39.5000 | | | |
| 2 | 1 | T | | | H | 39.5000 | 273.6000 | | |
| 2 | 2 | R | | | | 39.5000 | | | |
| 2 | 3 | R | | | | 39.5000 | | | |
| 3 | 1 | T | | | V | 39.5000 | 81.3000 | | |
| 4 | 1 | T | | | V | 39.5000 | 273.6000 | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-13 | KLW20 | LICCNV |
| 1998-01-28 | KLW20 | LICAN |
| 1990-01-16 | KLW20 | LIREN |
| 1988-07-25 | KLW20 | LIMOD |
| 1985-04-25 | KLW20 | LIMOD |
| 1985-02-21 | KLW20 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 961672 | 2026-08-02 02:47:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KLW20 | ULS 961672 | 2026-08-02 02:47:43 |
| Status | C | ULS 961672 | 2026-08-02 02:47:43 |
| Service | CF | ULS 961672 | 2026-08-02 02:47:43 |
| Grant Date | 1990-01-16 | ULS 961672 | 2026-08-02 02:47:43 |
| Expiration Date | 2000-02-01 | ULS 961672 | 2026-08-02 02:47:43 |
| Cancellation Date | 1998-01-28 | ULS 961672 | 2026-08-02 02:47:43 |