Crowdsourced cell site
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.
AT&T
Approx. 1.2 milesApproximate site confidence built from 7 cell observations across 138 crowd samples.
T-Mobile
Approx. 5.4 milesApproximate site confidence built from 25 cell observations across 179 crowd samples.
Verizon
Approx. 0.9 milesApproximate site confidence built from 4 cell observations across 130 crowd samples.
Nearby pages
Other tower detail pages within a short drive of this site.
Chicago, IL
ASR matchedChicago 31.4 ASR-1209169
31.4 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
640 N. LaSalle
Chicago, IL
ASR matchedChicago 31.4 ASR-1209171
31.4 with 3 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 178 meters away.
640 N. LaSalle
Chicago, IL
ASR matchedChicago 45.8 ASR-1209167
45.8 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
440 N. Wells
Chicago, IL
ASR matchedChicago 45.8 ASR-1209172
45.8 with 2 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 118 meters away.
440 N. Wells
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.