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.
Monrovia, CA
Crowdsourced onlyApproximate cell site near Monrovia, CA
Crowdsourced cell site with 2 carrier presences. Approximate OpenCelliD-only site clustered from 16 cell observations across 88 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Monrovia, CA 91016
AT&T
T-Mobile
5G NR
LTE
Monrovia, CA
ASR matchedMonrovia 18.3 ASR-1321836
18.3 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 183 meters away.
250 E. Pomona Avenue - CLL01500
T-Mobile
5G NR
Monrovia, CA
Crowdsourced onlyApproximate cell site near Monrovia, CA
Crowdsourced cell site with 1 carrier presences. Approximate OpenCelliD-only site clustered from 4 cell observations across 4 crowd samples within 1000 meters. Confidence: medium. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Monrovia, CA 91016
T-Mobile
LTE
Monrovia, CA
ASR matchedMonrovia 27.4 ASR-1260364
27.4 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 177 meters away.
410 W. Evergreen (IE25808A)
AT&T
LTE
Monrovia, CA
ASR matchedMonrovia 18.9 ASR-1238825
18.9 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
410 Evergreen Ave
Arcadia, CA
Crowdsourced onlyApproximate cell site near Arcadia, CA
Crowdsourced cell site with 1 carrier presences. Approximate OpenCelliD-only site clustered from 20 cell observations across 29 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near Arcadia, CA 91006
T-Mobile
5G NR
LTE
Monrovia, CA
ASR matchedMonrovia 22.6 ASR-1011380
22.6 with 1 carrier presences. Joined to nearby OpenCelliD cells within 200 meters of the FCC structure. Closest matched cell was 118 meters away.
1833 SANTA FE PLACE
T-Mobile
LTE
Monrovia, CA
ASR matchedMonrovia 23.5 ASR-1214102
23.5 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
1900 Walker Ave LA35XC926F
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
Los Angeles, CA
3122 towers, 6 carriers, 1194 approximate sites.
755 5G-capable sitesState page
California
58 counties, 10 carriers, 19274 tower pages.
4303 5G-capable sites5G city page
5G towers in Monrovia, CA
2 5G-capable sites across 2 carriers.
1 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.
6 approximate nodes in this listSearch tip
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