Universal Licensing System
WPY51
MCI WORLDCOM NETWORK SERVICES, INC
License details
| ULS identifier | 1051607 |
|---|
| Call sign | WPY51 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2001-02-21 |
|---|
| Expiration | 2011-02-01 |
|---|
| Cancellation | 2002-04-18 |
|---|
| Frequency range | 3750 - 4170 MHz (12 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | NEWCASTLE, YOUNG, TX |
|---|
| Coordinates | 33.1817500, -98.8339444 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:45:12 |
|---|
Licensee
| Name | MCI WORLDCOM NETWORK SERVICES, INC |
|---|
| Applicant type | C |
|---|
| Location | RICHARDSON, TX |
|---|
| Address | 2270 LAKESIDE BLVD 2865/642, RICHARDSON, TX, 75082 |
|---|
| Phone | 9726565287 |
|---|
| Email | [email protected] |
|---|
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 | 1 | FXO | 4070.00000000 | | | | | |
| 1 | 2 | FXO | 4070.00000000 | | | | | |
| 1 | 3 | FXO | 4090.00000000 | | | | | |
| 1 | 4 | FXO | 4090.00000000 | | | | | |
| 1 | 1 | FXO | 4150.00000000 | | | | | |
| 1 | 2 | FXO | 4150.00000000 | | | | | |
| 1 | 3 | FXO | 4170.00000000 | | | | | |
| 1 | 4 | FXO | 4170.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 3750.00000000 | | 20M0F7W |
| 1 | 2 | 3750.00000000 | | 20M0F7W |
| 1 | 3 | 3770.00000000 | | 20M0F7W |
| 1 | 4 | 3770.00000000 | | 20M0F7W |
| 1 | 1 | 3830.00000000 | | 20M0F7W |
| 1 | 2 | 3830.00000000 | | 20M0F7W |
| 1 | 3 | 3850.00000000 | | 20M0F7W |
| 1 | 4 | 3850.00000000 | | 20M0F7W |
| 1 | 1 | 3910.00000000 | | 20M0F7W |
| 1 | 2 | 3910.00000000 | | 20M0F7W |
| 1 | 3 | 3930.00000000 | | 20M0F7W |
| 1 | 4 | 3930.00000000 | | 20M0F7W |
| 1 | 1 | 3990.00000000 | | 20M0F7W |
| 1 | 2 | 3990.00000000 | | 20M0F7W |
| 1 | 3 | 4010.00000000 | | 20M0F7W |
| 1 | 4 | 4010.00000000 | | 20M0F7W |
| 1 | 1 | 4070.00000000 | | 20M0F7W |
| 1 | 2 | 4070.00000000 | | 20M0F7W |
| 1 | 3 | 4090.00000000 | | 20M0F7W |
| 1 | 4 | 4090.00000000 | | 20M0F7W |
| 1 | 1 | 4150.00000000 | | 20M0F7W |
| 1 | 2 | 4150.00000000 | | 20M0F7W |
| 1 | 3 | 4170.00000000 | | 20M0F7W |
| 1 | 4 | 4170.00000000 | | 20M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5.4 MI WEST OF, NEWCASTLE, YOUNG, TX | 33.18175000, -98.83394444 | 355.400 m | | 50.600 m overall | |
| 2 | R | | 33.27122222, -98.48086111 | 403.900 m | | | |
| 3 | R | | 33.11480556, -99.19505556 | 454.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 39.0000 | 73.1000 | | |
| 1 | 2 | R | | | | 39.0000 | | | |
| 1 | 3 | R | | | | 39.0000 | | | |
| 2 | 1 | T | | | H | 39.0000 | 257.7000 | | |
| 2 | 2 | R | | | | 39.0000 | | | |
| 2 | 3 | R | | | | 39.0000 | | | |
| 3 | 1 | T | | | V | 39.0000 | 73.1000 | | |
| 4 | 1 | T | | | V | 39.0000 | 257.7000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-04-19 | WPY51 | LICAN |
| 2001-03-07 | WPY51 | LIAUA |
| 2001-02-21 | WPY51 | LIREN |
| 2000-11-13 | WPY51 | LETRES |
| 1999-08-14 | WPY51 | LICCNV |
| 1999-02-11 | WPY51 | LITRAN |
| 1991-04-01 | WPY51 | LIREN |
| 1988-12-05 | WPY51 | LIMOD |
| 1988-08-04 | WPY51 | LIMOD |
| 1986-10-23 | WPY51 | LIMOD |
| 1986-02-13 | WPY51 | LIMOD |
| 1984-11-09 | WPY51 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1051607 | 2026-08-02 02:45:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPY51 | ULS 1051607 | 2026-08-02 02:45:12 |
| Status | C | ULS 1051607 | 2026-08-02 02:45:12 |
| Service | CF | ULS 1051607 | 2026-08-02 02:45:12 |
| Grant Date | 2001-02-21 | ULS 1051607 | 2026-08-02 02:45:12 |
| Expiration Date | 2011-02-01 | ULS 1051607 | 2026-08-02 02:45:12 |
| Cancellation Date | 2002-04-18 | ULS 1051607 | 2026-08-02 02:45:12 |