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.
San Diego, CA
ASR matchedSan Diego 6.4 ASR-1278390
6.4 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
501 Fitzpatrick Road (SD06587A)
San Marcos, CA
ASR matchedSan Marcos 13.1 ASR-1306997
13.1 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
Corner of Richmar Ave & Firebird (2541766)
San Marcos, CA
ASR matchedSan Marcos 14.0 ASR-1300019
14.0 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
420 N TWIN OAKS VALLEY RD (92851)
San Marcos, CA
Crowdsourced onlyApproximate cell site near San Marcos, CA
Crowdsourced cell site with 1 carrier presences. Approximate OpenCelliD-only site clustered from 2 cell observations across 30 crowd samples within 1000 meters. Confidence: medium. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near San Marcos, CA 92096
Verizon
LTE
San Marcos, CA
Crowdsourced onlyApproximate cell site near San Marcos, CA
Crowdsourced cell site with 2 carrier presences. Approximate OpenCelliD-only site clustered from 14 cell observations across 206 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near San Marcos, CA 92069
T-Mobile
Verizon
5G NR
LTE
UMTS
San Marcos, CA
ASR matchedSan Marcos 24.4 ASR-1289870
24.4 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
931 Bailey Court - SD0749
San Marcos, CA
Crowdsourced onlyApproximate cell site near San Marcos, CA
Crowdsourced cell site with 1 carrier presences. Approximate OpenCelliD-only site clustered from 5 cell observations across 31 crowd samples within 1000 meters. Confidence: high. No FCC ASR structure matched inside the 200 meter join radius.
Approximate location near San Marcos, CA 92096
Verizon
LTE
San Marcos, CA
ASR matchedSan Marcos 8.8 ASR-1321947
8.8 with 0 carrier presences. Built from FCC ASR registration data; carrier overlays come from nearby OpenCelliD cells.
Adjacent to 135 N. Las Posas Road
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 Diego, CA
1091 towers, 4 carriers, 336 approximate sites.
169 5G-capable sitesState page
California
58 counties, 10 carriers, 19274 tower pages.
4303 5G-capable sites5G city page
5G towers in San Marcos, CA
4 5G-capable sites across 2 carriers.
4 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.
5 approximate nodes in this listSearch tip
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