Tower detail

Approximate cell site near San Mateo, CA

Approximate location near San Mateo, CA 94404. Crowdsourced cell site owned by Unknown / crowdsource-derived with 3 listed carrier presences.

Unknown height Height

Crowdsourced cell site

Unknown / crowdsource-derived Owner

Structure registrant or inferred host

3 Carrier count

Distinct carrier presences on this site

Crowdsourced only Data quality

No nearby registered structure found

Structure facts

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

Registration Crowdsourced-only site
Location San Mateo, CA 94404
Lighting Unknown
Status Observed in OpenCelliD
Coordinates 37.55956, -122.27835
Notes Approximate OpenCelliD-only site clustered from 40 cell observations across 734 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Carrier presence

The carrier and technology hints that make this more useful than a raw tower-owner listing.

AT&T

Approx. 0.6 miles
LTE

Approximate site confidence built from 13 cell observations across 188 crowd samples.

T-Mobile

Approx. 2.2 miles
5G NR GSM LTE

Approximate site confidence built from 17 cell observations across 302 crowd samples.

Verizon

Approx. 1.4 miles
LTE

Approximate site confidence built from 10 cell observations across 244 crowd samples.

Nearby pages

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

San Mateo, CA

ASR matched

San Mateo 42.4 ASR-1273976

42.4 with 2 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 160 meters away.

1840 Gateway Drive (San Francisco)(SF53949A)

42 ft 42.4 L00006906 0.1 miles
AT&T T-Mobile
5G NR LTE

San Mateo, CA

ASR matched

San Mateo 46.3 ASR-1215230

46.3 with 2 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 35 meters away.

1400 Fashion Island Boulevard

46 ft 46.3 KELLYE 0.5 miles
AT&T T-Mobile
5G NR LTE

San Mateo, CA

Crowdsourced only

Approximate cell site near San Mateo, CA

Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 19 cell observations across 488 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Approximate location near San Mateo, CA 94404

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.8 miles
AT&T T-Mobile Verizon
5G NR LTE

San Mateo, CA

ASR matched

San Mateo 25.3 ASR-1325270

25.3 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.

2401 E 3RD AVE - 16226476

25 ft 25.3 Regulatory 0.9 miles

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.