21.3
Structure facts
What the site currently knows about this tower, pulled from the public source stack behind the route graph.
Registration
ASR-1055123
Location
Ontario, CA 91764
Lighting
Unknown
Status
Constructed
Coordinates
34.06639, -117.54917
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 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
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 19.0 ASR-1285741
19.0 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 131 meters away.
800ft SW of Wanamaker PL and E Guasti Rd intersection.
T-Mobile
LTE
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.