Universal Licensing System
WLB390
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 987856 |
|---|
| Call sign | WLB390 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2001-03-13 |
|---|
| Expiration | 2011-02-01 |
|---|
| Cancellation | 2001-12-06 |
|---|
| Frequency range | 3710 - 4130 MHz (12 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | WHITMELL, PITTSYLVANIA, VA |
|---|
| Coordinates | 36.6509444, -79.4958333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:09 |
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Licensee
| Name | MCI WORLDCOM NETWORK SERVICES INC |
|---|
| Applicant type | C |
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| Location | RICHARDSON, TX |
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| Address | 2270 LAKESIDE DR, RICHARDSON, TX, 75082 |
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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 | | | | | |
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 |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3.5 MILES SE OF, WHITMELL, PITTSYLVANIA, VA | 36.65094444, -79.49583333 | 278.900 m | | 57.300 m overall | |
| 2 | R | | 36.99375000, -79.43277778 | 295.000 m | | | |
| 3 | R | | 36.52677778, -79.89252778 | 317.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 39.9000 | 8.4000 | | |
| 1 | 2 | R | | | | 39.9000 | | | |
| 1 | 3 | R | | | | 39.8000 | | | |
| 2 | 1 | T | | | H | 39.8000 | 248.9000 | | |
| 2 | 2 | R | | | | 39.9000 | | | |
| 2 | 3 | R | | | | 39.8000 | | | |
| 3 | 1 | T | | | H | 39.9000 | 8.4000 | | |
| 4 | 1 | T | | | V | 39.8000 | 248.9000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2001-12-07 | WLB390 | LICAN |
| 2001-03-13 | WLB390 | LIREN |
| 2000-11-13 | WLB390 | LETRES |
| 1999-08-13 | WLB390 | LICCNV |
| 1999-02-11 | WLB390 | LITRAN |
| 1991-04-01 | WLB390 | LIREN |
| 1988-08-11 | WLB390 | LIMOD |
| 1986-05-08 | WLB390 | LIMOD |
| 1986-02-06 | WLB390 | LIMOD |
| 1985-05-16 | WLB390 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 987856 | 2026-08-02 02:45:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WLB390 | ULS 987856 | 2026-08-02 02:45:09 |
| Status | C | ULS 987856 | 2026-08-02 02:45:09 |
| Service | CF | ULS 987856 | 2026-08-02 02:45:09 |
| Grant Date | 2001-03-13 | ULS 987856 | 2026-08-02 02:45:09 |
| Expiration Date | 2011-02-01 | ULS 987856 | 2026-08-02 02:45:09 |
| Cancellation Date | 2001-12-06 | ULS 987856 | 2026-08-02 02:45:09 |