Universal Licensing System
WLK490
MCI Communications Services, Inc.
License details
| ULS identifier | 993190 |
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| Call sign | WLK490 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2001-01-30 |
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| Expiration | 2011-02-01 |
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| Cancellation | 2008-08-22 |
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| Frequency range | 6197.24 - 6375.14 MHz (4 frequencies) |
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| Locations | 3 |
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| Representative location | MONTROSE, SUSQUEHANNA, PA |
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| Coordinates | 41.8636667, -75.8096111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:04 |
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Licensee
| Name | MCI Communications Services, Inc. |
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| Applicant type | C |
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| Location | Richardson, TX |
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| Address | 2400 N. Glenville Drive, Dept/Loc 71216/107, Richardson, TX, 75082 |
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| Phone | 9727296406 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 2 | FXO | 6197.24000000 | | | | | |
| 1 | 1 | FXO | 6256.54000000 | | | | | |
| 1 | 2 | FXO | 6256.54000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 2 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6375.14000000 | | | | | |
| 1 | 2 | FXO | 6375.14000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6197.24000000 | | 30M0F7W |
| 1 | 2 | 6197.24000000 | | 30M0F7W |
| 1 | 1 | 6256.54000000 | | 30M0F7W |
| 1 | 2 | 6256.54000000 | | 30M0F7W |
| 1 | 1 | 6315.84000000 | | 30M0F7W |
| 1 | 2 | 6315.84000000 | | 30M0F7W |
| 1 | 1 | 6375.14000000 | | 30M0F7W |
| 1 | 2 | 6375.14000000 | | 30M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3.6 MI NE OF, MONTROSE, SUSQUEHANNA, PA | 41.86366667, -75.80961111 | 566.900 m | | 63.400 m overall | |
| 2 | R | | 41.47783333, -75.66044444 | 603.800 m | | | |
| 3 | R | | 42.12672222, -75.83794444 | 473.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 43.0000 | 163.8000 | | |
| 1 | 2 | R | | | | 43.0000 | | | |
| 1 | 3 | R | | | | 43.2000 | | | |
| 2 | 1 | T | | | H | 43.2000 | 355.4000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2008-08-23 | WLK490 | LICAN |
| 2006-02-02 | WLK490 | LIASS |
| 2006-01-06 | WLK490 | LITRAN |
| 2005-06-08 | WLK490 | LIAUA |
| 2005-06-07 | WLK490 | ESUAPR |
| 2005-05-02 | WLK490 | ESCAPR |
| 2005-03-11 | WLK490 | ESUAPR |
| 2004-04-20 | WLK490 | LIASS |
| 2003-02-12 | WLK490 | LIAUA |
| 2003-01-15 | WLK490 | LIAUA |
| 2003-01-14 | WLK490 | LIAUA |
| 2002-07-21 | WLK490 | LIASS |
| 2001-03-07 | WLK490 | LIAUA |
| 2001-01-30 | WLK490 | LIREN |
| 2000-11-13 | WLK490 | LETRES |
| 1999-08-14 | WLK490 | LICCNV |
| 1999-02-11 | WLK490 | LITRAN |
| 1991-04-01 | WLK490 | LIREN |
| 1988-08-11 | WLK490 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 993190 | 2026-08-02 02:46:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLK490 | ULS 993190 | 2026-08-02 02:46:04 |
| Status | C | ULS 993190 | 2026-08-02 02:46:04 |
| Service | CF | ULS 993190 | 2026-08-02 02:46:04 |
| Grant Date | 2001-01-30 | ULS 993190 | 2026-08-02 02:46:04 |
| Expiration Date | 2011-02-01 | ULS 993190 | 2026-08-02 02:46:04 |
| Cancellation Date | 2008-08-22 | ULS 993190 | 2026-08-02 02:46:04 |