Tower detail

Chicago 51.0 ASR-1058551

18 SOUTH MICHIGAN AVENUE. 51.0 owned by Registered owner with 3 listed carrier presences.

50 ft Height

51.0

Registered owner Owner

Structure registrant or inferred host

3 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-1058551
Location Chicago, IL 60603
Lighting Unknown
Status Constructed
Coordinates 41.88111, -87.62444
Notes Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 198 meters away.

Carrier presence

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

AT&T

Approx. 0.6 miles
LTE

Derived from 7 OpenCelliD cell observations across 75 crowd samples.

T-Mobile

Approx. 5.1 miles
LTE

Derived from 7 OpenCelliD cell observations across 101 crowd samples.

Verizon

Approx. 5.6 miles
LTE

Derived from 1 OpenCelliD cell observations across 22 crowd samples.

Nearby pages

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

Chicago, IL

Crowdsourced only

Approximate cell site near Chicago, IL

Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 27 cell observations across 368 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Approximate location near Chicago, IL 60603

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.1 miles
AT&T T-Mobile Verizon
5G NR LTE

Chicago, IL

Crowdsourced only

Approximate cell site near Chicago, IL

Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 63 cell observations across 499 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Approximate location near Chicago, IL 60601

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.3 miles
AT&T T-Mobile Verizon
5G NR LTE

Chicago, IL

ASR matched

Chicago 370.0 ASR-1232992

370.0 with 2 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 65 meters away.

Amoco Building

370 ft 370.0 David 0.3 miles
T-Mobile Verizon
LTE

Chicago, IL

ASR matched

Chicago 370.0 ASR-1232084

370.0 with 3 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 97 meters away.

Amoco Building

370 ft 370.0 Kenneth 0.3 miles
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.