Crowdsourced cell site
Structure facts
What the site currently knows about this tower, pulled from the public source stack behind the route graph.
Registration
Crowdsourced-only site
Location
Diamond Bar, CA 91765
Lighting
Unknown
Status
Observed in OpenCelliD
Coordinates
34.00240, -117.83287
Notes
Approximate OpenCelliD-only site clustered from 9 cell observations across 105 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Carrier presence
The carrier and technology hints that make this more useful than a raw tower-owner listing.
T-Mobile
Approx. 7.1 miles
LTE
UMTS
Approximate site confidence built from 9 cell observations across 105 crowd samples.
Nearby pages
Other tower detail pages within a short drive of this site.
Walnut, CA
Crowdsourced onlyApproximate cell site near Walnut, CA
Crowdsourced cell site with 2 carrier presences. Approximate OpenCelliD-only site clustered from 18 cell observations across 136 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Walnut, CA 91789
AT&T
T-Mobile
LTE
UMTS
Diamond Bar, CA
Crowdsourced onlyApproximate cell site near Diamond Bar, CA
Crowdsourced cell site with 2 carrier presences. Approximate OpenCelliD-only site clustered from 22 cell observations across 87 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Diamond Bar, CA 91765
AT&T
T-Mobile
LTE
UMTS
Walnut, CA
Crowdsourced onlyApproximate cell site near Walnut, CA
Crowdsourced cell site with 2 carrier presences. Approximate OpenCelliD-only site clustered from 12 cell observations across 40 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Walnut, CA 91789
AT&T
T-Mobile
LTE
UMTS
City Of Industry, CA
ASR matchedCity Of Industry 26.2 ASR-1269868
26.2 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
20819 Currier Rd.
Why this detail page matters
The product logic behind showing a standalone tower page instead of burying the record in a generic list.
- Exact ASR structures and crowdsourced-only nodes are both listed, with the difference labeled rather than hidden.
- Tower owner is often a neutral host like Crown Castle or American Tower, not the wireless carrier itself.
- Coverage ranges here are rough carrier-level estimates derived from reported cell radii. Treat them as indicative, not exact.