21.6
Structure facts
What the site currently knows about this tower, pulled from the public source stack behind the route graph.
Carrier presence
The carrier and technology hints that make this more useful than a raw tower-owner listing.
T-Mobile
Approx. 0.6 milesDerived from 1 OpenCelliD cell observations across 3 crowd samples.
Nearby pages
Other tower detail pages within a short drive of this site.
Millbrae, CA
ASR matchedMillbrae 32.9 ASR-1230306
32.9 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 173 meters away.
TRANSMISSION TOWER 0/008 900 EL CAMINO REAL
Millbrae, CA
ASR matchedMillbrae 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
Millbrae, CA
ASR matchedMillbrae 18.2 ASR-1327801
18.2 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 11 meters away.
185 Aviador Avenue - 17109209
Millbrae, CA
ASR matchedMillbrae 24.0 ASR-1065537
24.0 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 124 meters away.
300 E. MILLBRAE AVE.
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.