19.0
Structure facts
What the site currently knows about this tower, pulled from the public source stack behind the route graph.
Registration
ASR-1285741
Location
Ontario, CA 91764
Lighting
Unknown
Status
Constructed
Coordinates
34.06392, -117.55139
Notes
Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 131 meters away.
Carrier presence
The carrier and technology hints that make this more useful than a raw tower-owner listing.
T-Mobile
Approx. 0.6 miles
LTE
Derived from 1 OpenCelliD cell observations across 1 crowd samples.
Nearby pages
Other tower detail pages within a short drive of this site.
Ontario, CA
ASR matchedOntario 21.3 ASR-1055123
21.3 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
4663 GUASTI ROAD
Ontario, CA
ASR matchedOntario 19.2 ASR-1234177
19.2 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 41 meters away.
4500 E. Ontario Mills Pkwy
T-Mobile
5G NR
Ontario, CA
ASR matchedOntario 24.4 ASR-1298900
24.4 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 94 meters away.
4711 East Guasti Road
AT&T
LTE
Ontario, CA
ASR matchedOntario 19.8 ASR-1048933
19.8 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
4711 EAST GUASTI ROAD
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.