18.3
Structure facts
What the site currently knows about this tower, pulled from the public source stack behind the route graph.
Registration
ASR-1296994
Location
Ontario, CA 91764
Lighting
Unknown
Status
Constructed
Coordinates
34.08928, -117.63181
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.
Upland, CA
ASR matchedUpland 24.3 ASR-1016201
24.3 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
1271 E 7TH ST
Ontario, CA
Crowdsourced onlyApproximate cell site near Ontario, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 5 cell observations across 26 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Ontario, CA 91764
AT&T
T-Mobile
Verizon
5G NR
LTE
Upland, CA
ASR matchedUpland 17.1 ASR-1285460
17.1 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
997 East 8th Street
Rancho Cucamonga, CA
ASR matchedRancho Cucamonga 9.8 ASR-1308339
9.8 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
8311 Main St
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.