Universal Licensing System
WPNI231
IWl Communications, Inc. d/b/a CapRock Services Corp.
License details
| ULS identifier | 1043449 |
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| Call sign | WPNI231 |
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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 | 2005-12-28 |
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| Frequency range | 6004.5 MHz |
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| Locations | 2 |
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| Representative location | BAY CITY, MATAGORDA, TX |
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| Coordinates | 29.0059167, -95.9757500 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-09-14 17:06:54 |
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Licensee
| Name | IWl Communications, Inc. d/b/a CapRock Services Corp. |
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| Applicant type | C |
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| FRN | 0001643766 |
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| Location | HOUSTON, TX |
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| Address | 4400 South Sam Houston Parkway East, HOUSTON, TX, 77048 |
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| Phone | 8326682300 |
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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 |
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| 1 | 1 | FXO | 6004.50000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 6004.50000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | ON HWY 60 .5 MI N OF, BAY CITY, MATAGORDA, TX | 29.00591667, -95.97575000 | 16.200 m | | 152.100 m overall | |
| 2 | R | | 29.22188889, -95.91550000 | 25.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | 39.0000 | 13.8000 | | |
| 1 | 2 | R | | | | 41.6000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2005-12-29 | WPNI231 | LICAN |
| 2004-03-04 | WPNI231 | LIAUA |
| 2003-04-30 | WPNI231 | LIAUA |
| 2002-04-08 | WPNI231 | LITRAN |
| 2002-01-31 | WPNI231 | LITRAN |
| 2001-01-30 | WPNI231 | LIREN |
| 2000-12-07 | WPNI231 | LITRAN |
| 2000-11-13 | WPNI231 | LETRES |
| 1999-12-29 | WPNI231 | LIAUA |
| 1999-12-22 | WPNI231 | LIAUA |
| 1999-08-14 | WPNI231 | LICCNV |
| 1998-08-19 | WPNI231 | LITRAN |
| 1997-09-09 | WPNI231 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1043449 | 2026-08-31 20:51:05 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Applicant Frn | 0001643766 | ULS 1043449 | 2026-08-31 21:04:26 |
| Applicant Name | IWl Communications, Inc. d/b/a CapRock Services Corp. | ULS 1043449 | 2026-08-31 21:04:26 |
| Call Sign | WPNI231 | ULS 1043449 | 2026-08-31 21:04:26 |
| Cancellation Date | 2005-12-28 | ULS 1043449 | 2026-08-31 21:04:26 |
| Contact Name | 8326682300 | ULS 1043449 | 2026-08-31 21:04:26 |
| Description | 9713585 | ULS 1043449 | 2026-08-31 21:04:26 |
| Expiration Date | 2011-02-01 | ULS 1043449 | 2026-08-31 21:04:26 |
| Filed Date | 2001-01-30 | ULS 1043449 | 2026-08-31 21:04:26 |
| Grant Date | 2001-01-30 | ULS 1043449 | 2026-08-31 21:04:26 |
| Service | CF | ULS 1043449 | 2026-08-31 21:04:26 |
| Source Archive | l_micro.zip | ULS 1043449 | 2026-08-31 21:04:26 |
| Status | C | ULS 1043449 | 2026-08-31 21:04:26 |