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.
Grand Terrace, CA
Crowdsourced onlyApproximate cell site near Grand Terrace, 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 Grand Terrace, CA 92313
AT&T
LTE
Grand Terrace, CA
Crowdsourced onlyApproximate cell site near Grand Terrace, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 17 cell observations across 128 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Grand Terrace, CA 92313
AT&T
T-Mobile
Verizon
5G NR
LTE
Grand Terrace, CA
Crowdsourced onlyApproximate cell site near Grand Terrace, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 18 cell observations across 138 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Grand Terrace, CA 92313
AT&T
T-Mobile
Verizon
5G NR
LTE
UMTS
Grand Terrace, CA
ASR matchedGrand Terrace 22.8 ASR-1049600
22.8 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
1 MI W
Grand Terrace, CA
Crowdsourced onlyApproximate cell site near Grand Terrace, CA
Crowdsourced cell site with 3 carrier presences. Approximate OpenCelliD-only site clustered from 6 cell observations across 75 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Grand Terrace, CA 92313
AT&T
T-Mobile
Verizon
5G NR
LTE
Grand Terrace, CA
Crowdsourced onlyApproximate cell site near Grand Terrace, CA
Crowdsourced cell site with 1 carrier presences. Approximate OpenCelliD-only site clustered from 3 cell observations across 3 crowd samples within 1000 meters. Confidence: medium. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Grand Terrace, CA 92313
AT&T
LTE
Riverside, CA
ASR matchedRiverside 12.2 ASR-1323202
12.2 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
7268 Sage Scrub Road
Colton, CA
Crowdsourced onlyApproximate cell site near Colton, CA
Crowdsourced cell site with 1 carrier presences. Approximate OpenCelliD-only site clustered from 3 cell observations across 3 crowd samples within 1000 meters. Confidence: medium. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Colton, CA 92324
AT&T
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
San Bernardino, CA
1431 towers, 3 carriers, 581 approximate sites.
234 5G-capable sitesState page
California
58 counties, 10 carriers, 19274 tower pages.
4303 5G-capable sites5G city page
5G towers in Grand Terrace, CA
5 5G-capable sites across 3 carriers.
5 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.
8 approximate nodes in this listSearch tip
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