Universal Licensing System
KLF739
CONCO CEMENT COMPANY
License details
| ULS identifier | 1848421 |
|---|
| Call sign | KLF739 |
|---|
| Radio service | IG |
|---|
| Status | C |
|---|
| Grant date | 2003-08-04 |
|---|
| Expiration | 2013-07-12 |
|---|
| Cancellation | 2010-01-11 |
|---|
| Frequency range | 489.5875 - 492.5875 MHz (2 frequencies) |
|---|
| Locations | 5 |
|---|
| Representative location | WALNUT CREEK, CONTRA COSTA, CA |
|---|
| Coordinates | 37.8815833, -121.9191389 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:16:56 |
|---|
Licensee
| Name | CONCO CEMENT COMPANY |
|---|
| Applicant type | C |
|---|
| FRN | 0006580856 |
|---|
| Location | CONCORD, CA |
|---|
| Address | 5141 COMMERCIAL CIR, CONCORD, CA, 94520 |
|---|
| Phone | 9256856799 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 489.58750000 | | | 75.000000 | 260.000000 | |
| 2 | 1 | FB2 | 489.58750000 | | | 75.000000 | 150.000000 | |
| 4 | 1 | FX1 | 489.58750000 | | | 50.000000 | 100.000000 | |
| 5 | 1 | MO | 489.58750000 | | | 22.000000 | 44.000000 | |
| 3 | 1 | FX1 | 492.58750000 | | | 50.000000 | 100.000000 | |
| 5 | 1 | MO | 492.58750000 | | | 22.000000 | 44.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 489.58750000 | | 20K0F3E |
| 2 | 1 | 489.58750000 | | 20K0F3E |
| 4 | 1 | 489.58750000 | | 20K0F3E |
| 5 | 1 | 489.58750000 | | 20K0F3E |
| 3 | 1 | 492.58750000 | | 20K0F3E |
| 5 | 1 | 492.58750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MOUNT DIABLO, WALNUT CREEK, CONTRA COSTA, CA | 37.88158333, -121.91913889 | 1091.000 m | | | N |
| 2 | T | BIG ROCK, NOVATO, MARIN, CA | 38.06102778, -122.60580556 | 573.000 m | | | N |
| 3 | T | 5151 PORT CHICAGO HWY, CONCORD, CONTRA COSTA, CA | 38.01436111, -122.02969444 | 5.000 m | | | N |
| 4 | T | 51 EL CHARRO RD, PLEASANTON, ALAMEDA, CA | 37.67491667, -121.82744444 | 116.000 m | | | N |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 87.000 m | | | | 952.000 | |
| 1 | 2 | T | | 24.000 m | | | | 443.000 | |
| 1 | 3 | T | | 8.000 m | | | | -60.000 | |
| 1 | 4 | T | | 8.000 m | | | | -112.000 | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5151 PORT CHICAGO HWY, CONCORD, CA | | 9256856799 |
License history
| Date | File or call sign | Action |
|---|
| 2010-01-12 | KLF739 | LICAN |
| 2003-08-04 | KLF739 | LIREN |
| 2003-04-14 | KLF739 | LETRES |
| 2001-09-10 | KLF739 | AUDOPR |
| 2000-11-24 | KLF739 | LICCNV |
| 1998-05-20 | KLF739 | AUTHPR |
| 1998-05-20 | KLF739 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1848421 | 2026-08-02 01:16:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KLF739 | ULS 1848421 | 2026-08-02 01:16:56 |
| Status | C | ULS 1848421 | 2026-08-02 01:16:56 |
| Service | IG | ULS 1848421 | 2026-08-02 01:16:56 |
| Grant Date | 2003-08-04 | ULS 1848421 | 2026-08-02 01:16:56 |
| Expiration Date | 2013-07-12 | ULS 1848421 | 2026-08-02 01:16:56 |
| Cancellation Date | 2010-01-11 | ULS 1848421 | 2026-08-02 01:16:56 |