Ranked by distance from the ZIP centroid
Sites on this route
Ranked tower detail pages for this browse surface, using the same utility-first layout across ZIP, state, county, carrier, and 5G pages.
Sunnyvale, CA
ASR matchedSunnyvale 16.8 ASR-1329916
16.8 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 188 meters away.
1999 Heatherdale Way (SF04535A)
Verizon
LTE
Sunnyvale, CA
Crowdsourced onlyApproximate cell site near Sunnyvale, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 35 cell observations across 588 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Sunnyvale, CA 94086
AT&T
T-Mobile
Verizon
5G NR
LTE
Sunnyvale, CA
ASR matchedSunnyvale 31.1 ASR-1320931
31.1 with 2 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 115 meters away.
720 Kifer Road (SF71509M)
T-Mobile
Verizon
5G NR
LTE
Sunnyvale, CA
Crowdsourced onlyApproximate cell site near Sunnyvale, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 46 cell observations across 851 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Sunnyvale, CA 94086
AT&T
T-Mobile
Verizon
5G NR
LTE
Sunnyvale, CA
ASR matchedSunnyvale 30.5 ASR-1201569
30.5 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 179 meters away.
221 Commercial Avenue
T-Mobile
5G NR
Sunnyvale, CA
ASR matchedSunnyvale 37.0 ASR-1201581
37.0 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
221 Commercial Avenue
San Jose, CA
ASR matchedSan Jose 39.6 ASR-1274003
39.6 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 35 meters away.
221 Commercial St. (SF54275B)
Verizon
LTE
Sunnyvale, CA
Crowdsourced onlyApproximate cell site near Sunnyvale, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 26 cell observations across 390 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Sunnyvale, CA 94088
AT&T
T-Mobile
Verizon
5G NR
GSM
LTE
Carrier presence near this ZIP
Counts below show how many nearby sites report each carrier, based on FCC ASR structures joined with crowdsourced OpenCelliD cells.
Related routes
Keep drilling down into the adjacent browse pages that give this route more context.
County page
Santa Clara, CA
829 towers, 4 carriers, 394 approximate sites.
391 5G-capable sitesState page
California
58 counties, 10 carriers, 19274 tower pages.
4303 5G-capable sites5G city page
5G towers in Sunnyvale, CA
39 5G-capable sites across 3 carriers.
27 crowdsourced-only nodesCarrier + state
Verizon in California
4702 tower sites with Verizon presence.
2529 5G-capable sitesWhat this page is for
Each route should justify itself as a useful lookup page, not just another filter state.
Weak signal?
Tower distance is the first thing to check
People looking up towers near a home or office are often diagnosing weak signal. Distance to the nearest site explains most of it; terrain and building materials do the rest.
Distance drives signal strengthPrecision note
Not every nearby site has an FCC structure match
Small cells and shorter poles frequently never show up in ASR. They are listed here too, labeled as crowdsourced or approximate.
4 approximate nodes in this listSearch tip
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