Tower detail

San Francisco 19.8 ASR-1215598

Helena Avenue & San Antonio Drive, SE corner. 19.8 owned by Noel with 0 listed carrier presences.

20 ft Height

19.8

Noel Owner

Structure registrant or inferred host

0 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-1215598
Location San Francisco, CA 94128
Lighting Unknown
Status Status A
Coordinates 37.61256, -122.39961
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.

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
T-Mobile Verizon
LTE

Millbrae, CA

Crowdsourced only

Approximate cell site near Millbrae, CA

Crowdsourced cell site with 1 carrier presences. 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.

Approximate location near Millbrae, CA 94030

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.2 miles
AT&T
LTE

Millbrae, CA

ASR matched

Millbrae 11.3 ASR-1325652

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

1699 El Camino Real, (SF70520M)

11 ft 11.3 L00006906 0.3 miles

Millbrae, CA

ASR matched

Millbrae 11.3 ASR-1325929

11.3 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 153 meters away.

1699 El Camino Real, (SF70520M)

11 ft 11.3 L00006906 0.3 miles
T-Mobile
5G NR

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.