Universal Licensing System
WLB432
MCI Communications Services, Inc.
License details
| ULS identifier | 987881 |
|---|
| Call sign | WLB432 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2001-01-23 |
|---|
| Expiration | 2011-02-01 |
|---|
| Cancellation | 2008-02-25 |
|---|
| Frequency range | 3770 - 6123.1 MHz (16 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | DUNCAN, SPARTANBURG, SC |
|---|
| Coordinates | 34.9228889, -82.1173056 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:46:05 |
|---|
Licensee
| Name | MCI Communications Services, Inc. |
|---|
| Applicant type | C |
|---|
| Location | Richardson, TX |
|---|
| Address | 2400 N. Glenville Drive, Dept/Loc 63378/107, 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 | 4 | FXO | 3770.00000000 | | | | | |
| 1 | 1 | FXO | 3790.00000000 | | | | | |
| 1 | 4 | FXO | 3850.00000000 | | | | | |
| 1 | 1 | FXO | 3870.00000000 | | | | | |
| 1 | 4 | FXO | 3930.00000000 | | | | | |
| 1 | 1 | FXO | 3950.00000000 | | | | | |
| 1 | 4 | FXO | 4010.00000000 | | | | | |
| 1 | 1 | FXO | 4030.00000000 | | | | | |
| 1 | 4 | FXO | 4090.00000000 | | | | | |
| 1 | 1 | FXO | 4110.00000000 | | | | | |
| 1 | 4 | FXO | 4170.00000000 | | | | | |
| 1 | 3 | FXO | 5945.20000000 | | | | | |
| 1 | 6 | FXO | 5974.85000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 6 | FXO | 6034.15000000 | | | | | |
| 1 | 3 | FXO | 6063.80000000 | | | | | |
| 1 | 6 | FXO | 6093.45000000 | | | | | |
| 1 | 3 | FXO | 6123.10000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 3710.00000000 | | 20M0F7W |
| 1 | 4 | 3770.00000000 | | 20M0F7W |
| 1 | 1 | 3790.00000000 | | 20M0F7W |
| 1 | 4 | 3850.00000000 | | 20M0F7W |
| 1 | 1 | 3870.00000000 | | 20M0F7W |
| 1 | 4 | 3930.00000000 | | 20M0F7W |
| 1 | 1 | 3950.00000000 | | 20M0F7W |
| 1 | 4 | 4010.00000000 | | 20M0F7W |
| 1 | 1 | 4030.00000000 | | 20M0F7W |
| 1 | 4 | 4090.00000000 | | 20M0F7W |
| 1 | 1 | 4110.00000000 | | 20M0F7W |
| 1 | 4 | 4170.00000000 | | 20M0F7W |
| 1 | 3 | 5945.20000000 | | 30M0F7W |
| 1 | 6 | 5974.85000000 | | 30M0F7W |
| 1 | 3 | 6004.50000000 | | 30M0F7W |
| 1 | 6 | 6034.15000000 | | 30M0F7W |
| 1 | 3 | 6063.80000000 | | 30M0F7W |
| 1 | 6 | 6093.45000000 | | 30M0F7W |
| 1 | 3 | 6123.10000000 | | 30M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 290 PINE ST, DUNCAN, SPARTANBURG, SC | 34.92288889, -82.11730556 | 267.900 m | TOWER | 91.400 m structure / 93.900 m overall | N |
| 2 | R | | 34.88205556, -81.74202778 | 221.900 m | | | |
| 4 | R | | 34.97622222, -82.33983333 | 303.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 39.9000 | 97.4000 | | |
| 1 | 2 | R | | | | 39.9000 | | | |
| 1 | 4 | R | | | | 43.2000 | | | |
| 2 | 2 | R | | | | 39.9000 | | | |
| 2 | 4 | R | | | | 43.2000 | | | |
| 3 | 1 | T | | | V | 43.2000 | 286.3000 | | |
| 4 | 1 | T | | | V | 39.9000 | 97.4000 | | |
| 6 | 1 | T | | | H | 43.2000 | 286.3000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2008-02-26 | WLB432 | LICAN |
| 2006-07-05 | WLB432 | LIMOD |
| 2006-05-24 | WLB432 | ESUAPR |
| 2006-02-13 | WLB432 | LIMOD |
| 2006-02-02 | WLB432 | LIASS |
| 2006-01-06 | WLB432 | LITRAN |
| 2005-11-21 | WLB432 | ESUAPR |
| 2005-06-08 | WLB432 | LIAUA |
| 2005-06-07 | WLB432 | ESUAPR |
| 2005-05-02 | WLB432 | ESCAPR |
| 2005-03-11 | WLB432 | ESUAPR |
| 2004-04-20 | WLB432 | LIASS |
| 2003-02-12 | WLB432 | LIAUA |
| 2003-01-15 | WLB432 | LIAUA |
| 2003-01-14 | WLB432 | LIAUA |
| 2002-07-21 | WLB432 | LIASS |
| 2001-03-07 | WLB432 | LIAUA |
| 2001-01-23 | WLB432 | LIREN |
| 2000-11-13 | WLB432 | LETRES |
| 1999-08-13 | WLB432 | LICCNV |
| 1999-03-29 | WLB432 | COR |
| 1999-02-11 | WLB432 | LITRAN |
| 1997-06-17 | WLB432 | COR |
| 1997-05-23 | WLB432 | COR |
| 1997-05-20 | WLB432 | COR |
| 1991-06-26 | WLB432 | LIMOD |
| 1989-02-15 | WLB432 | LIMOD |
| 1989-01-24 | WLB432 | LIMOD |
| 1988-08-11 | WLB432 | LIMOD |
| 1988-07-28 | WLB432 | LIMOD |
| 1988-07-18 | WLB432 | LIMOD |
| 1988-07-08 | WLB432 | LIMOD |
| 1986-05-26 | WLB432 | LIMOD |
| 1986-05-08 | WLB432 | LIMOD |
| 1986-02-06 | WLB432 | LIMOD |
| 1985-09-26 | WLB432 | LIMOD |
| 1985-06-26 | WLB432 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 987881 | 2026-08-02 02:46:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WLB432 | ULS 987881 | 2026-08-02 02:46:05 |
| Status | C | ULS 987881 | 2026-08-02 02:46:05 |
| Service | CF | ULS 987881 | 2026-08-02 02:46:05 |
| Grant Date | 2001-01-23 | ULS 987881 | 2026-08-02 02:46:05 |
| Expiration Date | 2011-02-01 | ULS 987881 | 2026-08-02 02:46:05 |
| Cancellation Date | 2008-02-25 | ULS 987881 | 2026-08-02 02:46:05 |