Universal Licensing System
WLC812
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 988706 |
|---|
| Call sign | WLC812 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 1991-04-01 |
|---|
| Expiration | 2001-02-01 |
|---|
| Cancellation | 2000-07-03 |
|---|
| Frequency range | 3770 - 6375.14 MHz (10 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | HACKAMORE, MODOC, CA |
|---|
| Coordinates | 41.4195833, -121.1105278 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:45:09 |
|---|
Licensee
| Name | MCI WORLDCOM NETWORK SERVICES INC |
|---|
| Applicant type | C |
|---|
| Location | RICHARDSON, TX |
|---|
| Address | 2270 LAKESIDE DR, RICHARDSON, TX, 75082 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 3750.00000000 | | | | | |
| 1 | 2 | FXO | 3750.00000000 | | | | | |
| 1 | 3 | FXO | 3770.00000000 | | | | | |
| 1 | 4 | FXO | 3770.00000000 | | | | | |
| 1 | 1 | FXO | 3830.00000000 | | | | | |
| 1 | 2 | FXO | 3830.00000000 | | | | | |
| 1 | 3 | FXO | 3850.00000000 | | | | | |
| 1 | 4 | FXO | 3850.00000000 | | | | | |
| 1 | 1 | FXO | 3910.00000000 | | | | | |
| 1 | 2 | FXO | 3910.00000000 | | | | | |
| 1 | 3 | FXO | 3930.00000000 | | | | | |
| 1 | 4 | FXO | 3930.00000000 | | | | | |
| 1 | 1 | FXO | 3990.00000000 | | | | | |
| 1 | 2 | FXO | 3990.00000000 | | | | | |
| 1 | 3 | FXO | 4010.00000000 | | | | | |
| 1 | 4 | FXO | 4010.00000000 | | | | | |
| 1 | 3 | FXO | 4090.00000000 | | | | | |
| 1 | 4 | FXO | 4090.00000000 | | | | | |
| 1 | 3 | FXO | 4170.00000000 | | | | | |
| 1 | 4 | FXO | 4170.00000000 | | | | | |
| 1 | 3 | FXO | 6197.24000000 | | | | | |
| 1 | 4 | FXO | 6197.24000000 | | | | | |
| 1 | 1 | FXO | 6226.89000000 | | | | | |
| 1 | 2 | FXO | 6226.89000000 | | | | | |
| 1 | 3 | FXO | 6256.54000000 | | | | | |
| 1 | 4 | FXO | 6256.54000000 | | | | | |
| 1 | 1 | FXO | 6286.19000000 | | | | | |
| 1 | 2 | FXO | 6286.19000000 | | | | | |
| 1 | 3 | FXO | 6315.84000000 | | | | | |
| 1 | 4 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6345.49000000 | | | | | |
| 1 | 2 | FXO | 6345.49000000 | | | | | |
| 1 | 3 | FXO | 6375.14000000 | | | | | |
| 1 | 4 | FXO | 6375.14000000 | | | | | |
| 1 | 1 | FXO | 6404.79000000 | | | | | |
| 1 | 2 | FXO | 6404.79000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 3750.00000000 | | 20M0A7W |
| 1 | 2 | 3750.00000000 | | 20M0A7W |
| 1 | 3 | 3770.00000000 | | 20M0A7W |
| 1 | 4 | 3770.00000000 | | 20M0A7W |
| 1 | 1 | 3830.00000000 | | 20M0A7W |
| 1 | 2 | 3830.00000000 | | 20M0A7W |
| 1 | 3 | 3850.00000000 | | 20M0A7W |
| 1 | 4 | 3850.00000000 | | 20M0A7W |
| 1 | 1 | 3910.00000000 | | 20M0A7W |
| 1 | 2 | 3910.00000000 | | 20M0A7W |
| 1 | 3 | 3930.00000000 | | 20M0A7W |
| 1 | 4 | 3930.00000000 | | 20M0A7W |
| 1 | 1 | 3990.00000000 | | 20M0A7W |
| 1 | 2 | 3990.00000000 | | 20M0A7W |
| 1 | 3 | 4010.00000000 | | 20M0A7W |
| 1 | 4 | 4010.00000000 | | 20M0A7W |
| 1 | 3 | 4090.00000000 | | 20M0A7W |
| 1 | 4 | 4090.00000000 | | 20M0A7W |
| 1 | 3 | 4170.00000000 | | 20M0A7W |
| 1 | 4 | 4170.00000000 | | 20M0A7W |
| 1 | 3 | 6197.24000000 | | 30M0A7W |
| 1 | 4 | 6197.24000000 | | 30M0A7W |
| 1 | 1 | 6226.89000000 | | 30M0A7W |
| 1 | 2 | 6226.89000000 | | 30M0A7W |
| 1 | 3 | 6256.54000000 | | 30M0A7W |
| 1 | 4 | 6256.54000000 | | 30M0A7W |
| 1 | 1 | 6286.19000000 | | 30M0A7W |
| 1 | 2 | 6286.19000000 | | 30M0A7W |
| 1 | 3 | 6315.84000000 | | 30M0A7W |
| 1 | 4 | 6315.84000000 | | 30M0A7W |
| 1 | 1 | 6345.49000000 | | 30M0A7W |
| 1 | 2 | 6345.49000000 | | 30M0A7W |
| 1 | 3 | 6375.14000000 | | 30M0A7W |
| 1 | 4 | 6375.14000000 | | 30M0A7W |
| 1 | 1 | 6404.79000000 | | 30M0A7W |
| 1 | 2 | 6404.79000000 | | 30M0A7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 9 MI SSE OF, HACKAMORE, MODOC, CA | 41.41958333, -121.11052778 | 1847.400 m | | 32.900 m overall | |
| 2 | R | | 40.75902778, -121.25550000 | 1736.800 m | | | |
| 3 | R | | 42.07708333, -121.49941667 | 1627.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 41.3000 | 189.5000 | | |
| 1 | 2 | R | | | | 41.3000 | | | |
| 1 | 3 | R | | | | 41.3000 | | | |
| 2 | 1 | T | | | H | 41.3000 | 336.2000 | | |
| 2 | 2 | R | | | | 41.3000 | | | |
| 2 | 3 | R | | | | 41.3000 | | | |
| 3 | 1 | T | | | H | 41.3000 | 189.5000 | | |
| 4 | 1 | T | | | V | 41.3000 | 336.2000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2000-07-04 | WLC812 | LICAN |
| 1999-08-13 | WLC812 | LICCNV |
| 1999-03-29 | WLC812 | COR |
| 1999-02-11 | WLC812 | LITRAN |
| 1991-04-01 | WLC812 | LIREN |
| 1990-02-01 | WLC812 | LIMOD |
| 1988-08-11 | WLC812 | LIMOD |
| 1988-07-07 | WLC812 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 988706 | 2026-08-02 02:45:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WLC812 | ULS 988706 | 2026-08-02 02:45:09 |
| Status | C | ULS 988706 | 2026-08-02 02:45:09 |
| Service | CF | ULS 988706 | 2026-08-02 02:45:09 |
| Grant Date | 1991-04-01 | ULS 988706 | 2026-08-02 02:45:09 |
| Expiration Date | 2001-02-01 | ULS 988706 | 2026-08-02 02:45:09 |
| Cancellation Date | 2000-07-03 | ULS 988706 | 2026-08-02 02:45:09 |