Tower detail

San Diego 21.3 ASR-1331311

3701 N Harbor Dr. 21.3 owned by Regulatory with 3 listed carrier presences.

19 ft Height

21.3

Regulatory 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-1331311

Location San Diego, CA 92140

Lighting Unknown

Status Granted

Coordinates 32.72992, -117.20031

Notes Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 188 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 1 OpenCelliD cell observations across 5 crowd samples.

T-Mobile

Approx. 0.6 miles

LTE

Derived from 1 OpenCelliD cell observations across 18 crowd samples.

Verizon

Approx. 0.6 miles

LTE

Derived from 4 OpenCelliD cell observations across 131 crowd samples.

Nearby pages

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

San Diego, CA

ASR matched

San Diego 15.2 ASR-1285226

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

4214 Harbor Drive - SD0332

15 ft 15.2 Trace 0.3 miles

San Diego, CA

ASR matched

San Diego 18.3 ASR-1259222

18.3 with 2 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 186 meters away.

3901 N Harbor Drive, Building 600

18 ft 18.3 L01426680 0.3 miles

T-Mobile Verizon

LTE

San Diego, CA

Crowdsourced only

Approximate cell site near San Diego, CA

Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 39 cell observations across 157 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.

Approximate location near San Diego, CA 92140

Unknown height Crowdsourced cell site Unknown / crowdsource-derived 0.4 miles

AT&T T-Mobile Verizon

5G NR LTE

San Diego, CA

ASR matched

San Diego 21.3 ASR-1331462

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

2353 McCain Rd

20 ft 21.3 Regulatory 0.4 miles

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.