Universal Licensing System
WPKJ640
MCI Communications Services, Inc.
License details
| ULS identifier | 1747599 |
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| Call sign | WPKJ640 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-12-20 |
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| Expiration | 2012-03-13 |
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| Cancellation | 2012-05-19 |
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| Frequency range | 461.6125 MHz |
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| Locations | 1 |
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| Representative location | LINN, IA |
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| Coordinates | 41.9802778, -91.6643333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:20 |
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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 | MO | 461.61250000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.61250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | LINN, IA | 41.98027778, -91.66433333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 500 2ND AVE SE, CEDAR RAPIDS, IA | | 3193752608 |
License history
| Date | File or call sign | Action |
|---|
| 2012-05-19 | WPKJ640 | LIEXP |
| 2012-05-02 | WPKJ640 | ESUAPR |
| 2011-12-19 | WPKJ640 | LETRES |
| 2006-01-06 | WPKJ640 | LITRAN |
| 2005-12-31 | WPKJ640 | LIASS |
| 2005-06-08 | WPKJ640 | LIAUA |
| 2005-06-07 | WPKJ640 | ESUAPR |
| 2005-05-02 | WPKJ640 | ESCAPR |
| 2005-03-11 | WPKJ640 | ESUAPR |
| 2004-04-20 | WPKJ640 | LIASS |
| 2004-01-10 | WPKJ640 | LIAUA |
| 2003-02-12 | WPKJ640 | LIAUA |
| 2003-01-15 | WPKJ640 | LIAUA |
| 2003-01-14 | WPKJ640 | LIAUA |
| 2002-07-21 | WPKJ640 | LIASS |
| 2002-02-26 | WPKJ640 | AUDOPR |
| 2001-12-20 | WPKJ640 | LIREN |
| 2001-12-17 | WPKJ640 | LETRES |
| 2001-03-07 | WPKJ640 | LIAUA |
| 2000-11-23 | WPKJ640 | LICCNV |
| 2000-01-05 | WPKJ640 | AUTHPR |
| 1998-09-14 | WPKJ640 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1747599 | 2026-08-02 01:13:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKJ640 | ULS 1747599 | 2026-08-02 01:13:20 |
| Status | E | ULS 1747599 | 2026-08-02 01:13:20 |
| Service | IG | ULS 1747599 | 2026-08-02 01:13:20 |
| Grant Date | 2001-12-20 | ULS 1747599 | 2026-08-02 01:13:20 |
| Expiration Date | 2012-03-13 | ULS 1747599 | 2026-08-02 01:13:20 |
| Cancellation Date | 2012-05-19 | ULS 1747599 | 2026-08-02 01:13:20 |