Tower detail

San Francisco 42.7 ASR-1240132

274 BRANNAN STREET. 42.7 owned by April with 1 listed carrier presences.

27 ft Height

42.7

April 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-1240132
Location San Francisco, CA 94105
Lighting Unknown
Status Constructed
Coordinates 37.78214, -122.39164
Notes Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 175 meters away.

Carrier presence

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

Verizon

Approx. 6.3 miles
LTE

Derived from 1 OpenCelliD cell observations across 25 crowd samples.

Nearby pages

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

San Francisco, CA

Crowdsourced only

Approximate cell site near San Francisco, CA

Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 90 cell observations across 1349 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Approximate location near San Francisco, CA 94105

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.2 miles
AT&T T-Mobile Verizon
5G NR GSM LTE

San Francisco, CA

ASR matched

San Francisco 53.0 ASR-1013018

53.0 with 3 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 194 meters away.

611 FOLSON

52 ft 53.0 Registered owner 0.3 miles
AT&T T-Mobile Verizon
5G NR LTE

San Francisco, CA

ASR matched

San Francisco 53.9 ASR-1014388

53.9 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 146 meters away.

611 FOLSOM ST

52 ft 53.9 Registered owner 0.3 miles
Verizon
LTE

San Francisco, CA

ASR matched

San Francisco 41.1 ASR-1204048

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

185 Berry Street

41 ft 41.1 Christopher 0.5 miles
AT&T T-Mobile Verizon
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.