121.0
Structure facts
What the site currently knows about this tower, pulled from the public source stack behind the route graph.
Registration
ASR-1053379
Location
San Francisco, CA 94134
Lighting
Unknown
Status
Constructed
Coordinates
37.71611, -122.39500
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 Francisco, CA
Crowdsourced onlyApproximate cell site near San Francisco, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 18 cell observations across 456 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near San Francisco, CA 94134
AT&T
T-Mobile
Verizon
5G NR
LTE
San Francisco, CA
Crowdsourced onlyApproximate cell site near San Francisco, CA
Crowdsourced cell site with 1 carrier presences. Approximate OpenCelliD-only site clustered from 2 cell observations across 2 crowd samples within 1000 meters. Confidence: screened. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near San Francisco, CA 94124
T-Mobile
LTE
San Francisco, CA
Crowdsourced onlyApproximate cell site near San Francisco, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 29 cell observations across 575 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near San Francisco, CA 94134
AT&T
T-Mobile
Verizon
5G NR
LTE
San Francisco, CA
Crowdsourced onlyApproximate cell site near San Francisco, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 12 cell observations across 323 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near San Francisco, CA 94134
AT&T
T-Mobile
Verizon
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.