21.9
Structure facts
What the site currently knows about this tower, pulled from the public source stack behind the route graph.
Registration
ASR-1317404
Location
Ontario, CA 91761
Lighting
Unknown
Status
Constructed
Coordinates
34.01875, -117.64681
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.
Chino, CA
ASR matchedChino 18.3 ASR-1283596
18.3 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 34 meters away.
12986 Euclid Ave.
T-Mobile
LTE
Chino, CA
ASR matchedChino 18.3 ASR-1284609
18.3 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
12986 S. Euclid Ave.
Ontario, CA
ASR matchedOntario 17.4 ASR-1251569
17.4 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
7407 Riverside Drive
Ontario, CA
ASR matchedOntario 18.3 ASR-1056972
18.3 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
7407 RIVERSIDE DRIVE
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.