Universal Licensing System
WRBX556
CASTLE ROCK, TOWN OF
License details
| ULS identifier | 4066346 |
|---|
| Call sign | WRBX556 |
|---|
| Radio service | PA |
|---|
| Status | A |
|---|
| Grant date | 2018-07-17 |
|---|
| Expiration | 2028-07-17 |
|---|
| Frequency range | 4940 - 4990 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Castle Rock, DOUGLAS, CO |
|---|
| Coordinates | 39.3722222, -104.8560833 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:25:51 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | | 4940.00000000 | 4990.00000000 | | | | |
| 2 | 1 | | 4940.00000000 | 4990.00000000 | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Castle Rock, DOUGLAS, CO | 39.37222222, -104.85608333 | | | | |
| 2 | T | Castle Rock, DOUGLAS, CO | 39.37222222, -104.85608333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
| 1 | 2 | | | | | | | | |
Special conditions
| Type | Condition code |
|---|
| P | 1035 |
| P | 3055 |
| P | 3059 |
License history
| Date | File or call sign | Action |
|---|
| 2018-07-17 | WRBX556 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4066346 | 2026-08-02 01:25:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBX556 | ULS 4066346 | 2026-08-02 01:25:51 |
| Status | A | ULS 4066346 | 2026-08-02 01:25:51 |
| Service | PA | ULS 4066346 | 2026-08-02 01:25:51 |
| Grant Date | 2018-07-17 | ULS 4066346 | 2026-08-02 01:25:51 |
| Expiration Date | 2028-07-17 | ULS 4066346 | 2026-08-02 01:25:51 |