Universal Licensing System
WLB426
MCI WorldCom Network Services, Inc.
License details
| ULS identifier | 987875 |
|---|
| Call sign | WLB426 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2001-01-23 |
|---|
| Expiration | 2011-02-01 |
|---|
| Cancellation | 2004-08-16 |
|---|
| Frequency range | 3730 - 6123.1 MHz (10 frequencies) |
|---|
| Locations | 2 |
|---|
| Coordinates | 36.0126111, -80.0991944 |
|---|
| 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 | 2400 North Glenville, Richardson, TX, 75082 |
|---|
| Phone | 9727296406 |
|---|
| Email | [email protected] |
|---|
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 | 3 | FXO | 4050.00000000 | | | | | |
| 1 | 4 | FXO | 4050.00000000 | | | | | |
| 1 | 1 | FXO | 4110.00000000 | | | | | |
| 1 | 2 | FXO | 4110.00000000 | | | | | |
| 1 | 3 | FXO | 4130.00000000 | | | | | |
| 1 | 4 | FXO | 4130.00000000 | | | | | |
| 1 | 3 | FXO | 5945.20000000 | | | | | |
| 1 | 4 | FXO | 5945.20000000 | | | | | |
| 1 | 1 | FXO | 5974.85000000 | | | | | |
| 1 | 2 | FXO | 5974.85000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 4 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6034.15000000 | | | | | |
| 1 | 2 | FXO | 6034.15000000 | | | | | |
| 1 | 3 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 1 | FXO | 6093.45000000 | | | | | |
| 1 | 2 | FXO | 6093.45000000 | | | | | |
| 1 | 3 | FXO | 6123.10000000 | | | | | |
| 1 | 4 | FXO | 6123.10000000 | | | | | |
| 1 | 1 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 3710.00000000 | | 20M0F7W |
| 1 | 2 | 3710.00000000 | | 20M0F7W |
| 1 | 3 | 3730.00000000 | | 20M0F7W |
| 1 | 4 | 3730.00000000 | | 20M0F7W |
| 1 | 1 | 3790.00000000 | | 20M0F7W |
| 1 | 2 | 3790.00000000 | | 20M0F7W |
| 1 | 3 | 3810.00000000 | | 20M0F7W |
| 1 | 4 | 3810.00000000 | | 20M0F7W |
| 1 | 1 | 3870.00000000 | | 20M0F7W |
| 1 | 2 | 3870.00000000 | | 20M0F7W |
| 1 | 3 | 3890.00000000 | | 20M0F7W |
| 1 | 4 | 3890.00000000 | | 20M0F7W |
| 1 | 1 | 3950.00000000 | | 20M0F7W |
| 1 | 2 | 3950.00000000 | | 20M0F7W |
| 1 | 3 | 3970.00000000 | | 20M0F7W |
| 1 | 4 | 3970.00000000 | | 20M0F7W |
| 1 | 1 | 4030.00000000 | | 20M0F7W |
| 1 | 2 | 4030.00000000 | | 20M0F7W |
| 1 | 3 | 4050.00000000 | | 20M0F7W |
| 1 | 4 | 4050.00000000 | | 20M0F7W |
| 1 | 1 | 4110.00000000 | | 20M0F7W |
| 1 | 2 | 4110.00000000 | | 20M0F7W |
| 1 | 3 | 4130.00000000 | | 20M0F7W |
| 1 | 4 | 4130.00000000 | | 20M0F7W |
| 1 | 3 | 5945.20000000 | | 30M0F7W |
| 1 | 4 | 5945.20000000 | | 30M0F7W |
| 1 | 1 | 5974.85000000 | | 30M0F7W |
| 1 | 2 | 5974.85000000 | | 30M0F7W |
| 1 | 3 | 6004.50000000 | | 30M0F7W |
| 1 | 4 | 6004.50000000 | | 30M0F7W |
| 1 | 1 | 6034.15000000 | | 30M0F7W |
| 1 | 2 | 6034.15000000 | | 30M0F7W |
| 1 | 3 | 6063.80000000 | | 30M0F7W |
| 1 | 4 | 6063.80000000 | | 30M0F7W |
| 1 | 1 | 6093.45000000 | | 30M0F7W |
| 1 | 2 | 6093.45000000 | | 30M0F7W |
| 1 | 3 | 6123.10000000 | | 30M0F7W |
| 1 | 4 | 6123.10000000 | | 30M0F7W |
| 1 | 1 | 6152.75000000 | | 30M0F7W |
| 1 | 2 | 6152.75000000 | | 30M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1.5 MILES WNW OF, GORDONTON, DAVIDSON, NC | 35.76261111, -80.13808333 | 331.600 m | | 48.200 m overall | |
| 2 | R | | 36.01261111, -80.09919444 | 277.700 m | | | |
| 3 | R | | 35.53847222, -80.47922222 | 242.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 39.8000 | 7.2000 | | |
| 1 | 2 | R | | | | 39.8000 | | | |
| 1 | 3 | R | | | | 39.9000 | | | |
| 2 | 1 | T | | | V | 39.9000 | 231.3000 | | |
| 2 | 2 | R | | | | 39.8000 | | | |
| 2 | 3 | R | | | | 39.9000 | | | |
| 3 | 1 | T | | | V | 39.8000 | 7.2000 | | |
| 4 | 1 | T | | | H | 39.9000 | 231.3000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2004-08-17 | WLB426 | LICAN |
| 2004-04-20 | WLB426 | LIASS |
| 2003-02-12 | WLB426 | LIAUA |
| 2003-01-15 | WLB426 | LIAUA |
| 2003-01-14 | WLB426 | LIAUA |
| 2002-07-21 | WLB426 | LIASS |
| 2001-03-07 | WLB426 | LIAUA |
| 2001-01-23 | WLB426 | LIREN |
| 2000-11-13 | WLB426 | LETRES |
| 1999-08-13 | WLB426 | LICCNV |
| 1999-03-29 | WLB426 | COR |
| 1999-02-11 | WLB426 | LITRAN |
| 1991-04-01 | WLB426 | LIREN |
| 1990-02-22 | WLB426 | LIMOD |
| 1989-01-24 | WLB426 | LIMOD |
| 1987-03-26 | WLB426 | LIMOD |
| 1986-05-08 | WLB426 | LIMOD |
| 1986-02-06 | WLB426 | LIMOD |
| 1985-06-26 | WLB426 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 987875 | 2026-08-02 02:45:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WLB426 | ULS 987875 | 2026-08-02 02:45:09 |
| Status | C | ULS 987875 | 2026-08-02 02:45:09 |
| Service | CF | ULS 987875 | 2026-08-02 02:45:09 |
| Grant Date | 2001-01-23 | ULS 987875 | 2026-08-02 02:45:09 |
| Expiration Date | 2011-02-01 | ULS 987875 | 2026-08-02 02:45:09 |
| Cancellation Date | 2004-08-16 | ULS 987875 | 2026-08-02 02:45:09 |