18.2
Structure facts
What the site currently knows about this tower, pulled from the public source stack behind the route graph.
Registration
ASR-1292391
Location
Ontario, CA 91762
Lighting
Unknown
Status
Constructed
Coordinates
34.03336, -117.66511
Notes
Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
Carrier presence
The carrier and technology hints that make this more useful than a raw tower-owner listing.
Nearby pages
Other tower detail pages within a short drive of this site.
Ontario, CA
ASR matchedOntario 22.5 ASR-1319026
22.5 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
931 West Philadelphia Stree
Ontario, CA
ASR matchedOntario 19.8 ASR-1005358
19.8 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 52 meters away.
931 W PHILADELPHIA
T-Mobile
LTE
Chino, CA
Crowdsourced onlyApproximate cell site near Chino, CA
Crowdsourced cell site with 2 carrier presences. Approximate OpenCelliD-only site clustered from 12 cell observations across 185 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Chino, CA 91710
AT&T
T-Mobile
LTE
Ontario, CA
ASR matchedOntario 19.8 ASR-1257408
19.8 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
S. Mountain Avenue and Francis Street
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.