Tower detail

Approximate cell site near Millbrae, CA

Approximate location near Millbrae, CA 94030. Crowdsourced cell site owned by Unknown / crowdsource-derived with 1 listed carrier presences.

Unknown height Height

Crowdsourced cell site

Unknown / crowdsource-derived Owner

Structure registrant or inferred host

1 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 Millbrae, CA 94030
Lighting Unknown
Status Observed in OpenCelliD
Coordinates 37.61054, -122.39655
Notes Approximate OpenCelliD-only site clustered from 3 cell observations across 32 crowd samples within 1000 meters. Confidence: medium. 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 2 cell observations across 31 crowd samples.

Nearby pages

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

San Bruno, CA

ASR matched

San Bruno 21.9 ASR-1222036

21.9 with 2 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 193 meters away.

HELENA AV. AT SAN ANTONIO AV. (SOUTHEAST CORNER)

20 ft 21.9 Tom 0.2 miles
T-Mobile Verizon
LTE

San Francisco, CA

ASR matched

San Francisco 19.8 ASR-1215598

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

Helena Avenue & San Antonio Drive, SE corner

20 ft 19.8 Noel 0.2 miles

Millbrae, CA

ASR matched

Millbrae 34.9 ASR-1058891

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

MILLBRAE TAP TOWER 1/15 1009A Hemlock Ave

32 ft 34.9 DAVID 0.3 miles

Millbrae, CA

ASR matched

Millbrae 20.1 ASR-1214890

20.1 with 2 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 95 meters away.

Millbrae Substation, South of San Paula Ave

19 ft 20.1 Jaime 0.4 miles
AT&T T-Mobile
5G NR 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.