Tower detail

Sunnyvale 21.9 ASR-1018237

1120 STEWART CT. 21.9 owned by Monica with 1 listed carrier presences.

15 ft Height

21.9

Monica Owner

Structure registrant or inferred host

1 Carrier count

Distinct carrier presences on this site

ASR matched Data quality

Registered structure plus carrier overlay

Structure facts

What the site currently knows about this tower, pulled from the public source stack behind the route graph.

Registration ASR-1018237
Location Sunnyvale, CA 94089
Lighting Unknown
Status Constructed
Coordinates 37.38356, -121.99775
Notes Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 187 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
5G NR LTE

Derived from 2 OpenCelliD cell observations across 20 crowd samples.

Nearby pages

Other tower detail pages within a short drive of this site.

Sunnyvale, CA

Crowdsourced only

Approximate cell site near Sunnyvale, CA

Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 16 cell observations across 352 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Approximate location near Sunnyvale, CA 94089

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.4 miles
AT&T T-Mobile Verizon
5G NR LTE

Sunnyvale, CA

Crowdsourced only

Approximate cell site near Sunnyvale, CA

Crowdsourced cell site with 2 carrier presences. Approximate OpenCelliD-only site clustered from 31 cell observations across 342 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Approximate location near Sunnyvale, CA 94085

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.5 miles
AT&T T-Mobile
5G NR LTE

Sunnyvale, CA

ASR matched

Sunnyvale 18.9 ASR-1281275

18.9 with 3 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 95 meters away.

1217 Wildwood Avenue

17 ft 18.9 Jaime 0.6 miles
AT&T T-Mobile Verizon
LTE

Sunnyvale, CA

Crowdsourced only

Approximate cell site near Sunnyvale, CA

Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 31 cell observations across 673 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Approximate location near Sunnyvale, CA 94089

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.7 miles
AT&T T-Mobile Verizon
5G NR GSM 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.