Cell towers in Sergy
Sergy has 127 known cell sites. The densest carrier is Orange with 42.
Nearest sites
| Operator | Generation | Distance | Bearing | Source |
|---|---|---|---|---|
| Bouygues Telecom | NR · 3 sectors | 1.1 km | 5° N | Verified |
| Bouygues Telecom | NR · 3 sectors | 1.1 km | 5° N | Verified |
| Bouygues Telecom | LTE · 3 sectors | 1.1 km | 5° N | Verified |
| Bouygues Telecom | LTE · 3 sectors | 1.1 km | 5° N | Verified |
| SFR | LTE · 3 sectors | 1.1 km | 5° N | Verified |
| SFR | NR · 3 sectors | 1.1 km | 5° N | Verified |
| SFR | NR · 3 sectors | 1.1 km | 5° N | Verified |
| Bouygues Telecom | UMTS · 3 sectors | 1.1 km | 5° N | Verified |
| Bouygues Telecom | LTE · 3 sectors | 1.1 km | 5° N | Verified |
| Bouygues Telecom | LTE · 3 sectors | 1.1 km | 5° N | Verified |
Map
Carrier breakdown
| Operator | Sites | Share |
|---|---|---|
| Orange | 42 | 33.1% |
| SFR | 33 | 26.0% |
| Bouygues Telecom | 32 | 25.2% |
| Free Mobile | 20 | 15.7% |
This page lists the known cell sites in Sergy in Auvergne-Rhône-Alpes, France. Positions come from ANFR, the regulator — these are surveyed, verified locations, not estimates.
Density here is about 3.2 sites per km², below the national average for this type of area (4.7/km²).
Altogether these sites report 353 sectors, averaging about 2.8 sectors per site.
100% of these sites report more than one sector, pointing to multi-directional antennas rather than omnidirectional coverage.
The largest gap between neighbouring sites is about 0 m — worth knowing if you're hunting for signal nearby.
22.8% of known sites report 5G, above the national figure of 16.2%.
All 127 known sites here come from a regulator-verified source (ANFR).
The most common frequency bands here are 700, 900, 2100 MHz, out of 7 distinct bands reported in total.
The nearest known site to the centre of Sergy is 1.1 km away, run by SFR.
4 operators are known here. Ranked by site count: Orange (42, 33.1%), SFR (33, 26%), Bouygues Telecom (32, 25.2%), Free Mobile (20, 15.7%).
Orange leads with 33.1% of known sites, 7.1 percentage points ahead of second-placed SFR.
By network generation: 60.6% 4G LTE, 22.8% 5G, 9.4% 3G UMTS, 7.1% 2G GSM.
83.5% of sites here run LTE (4G) or newer technology.
ANFR's data here was last refreshed in September 2026.
Frequently asked questions
- How many cell towers are in Sergy?
- 127 known cell sites are mapped in Sergy, from ANFR's verified data.
- Which carrier has the most sites in Sergy?
- Orange, with 42 sites (33.1% of the known total).
- Is there 5G in Sergy?
- 22.8% of known sites in Sergy report 5G, based on the latest observations.
- Are these positions accurate?
- Largely, yes — these come from ANFR's own regulator survey, not a community estimate, though positions can still lag real-world changes until the next update. See /data-sources for the source and licence per country.
Nearest known site is close — a booster may help
A signal booster amplifies an existing signal; it can't create one from nothing. With a known site this close, one of these is worth considering.
weBoost
Home and vehicle cell signal boosters, carrier-agnostic.
See productSureCall
Signal boosters sized by square footage, DIY install.
See productCel-Fi
Carrier-specific boosters, higher gain for a single network.
See product
Nearby places
- Cell towers in Saint-Genis-Pouilly (1.7 km)
- Cell towers in Thoiry (2.2 km)
- Cell towers in Chevry (4.4 km)
- Cell towers in Saint-Jean-de-Gonville (5.8 km)
- Cell towers in Echenevex (7.1 km)
- Cell towers in Segny (7.4 km)
- Cell towers in Challex (7.6 km)
- Cell towers in Ornex (7.9 km)
- Cell towers in Ferney-Voltaire (8.4 km)
- Cell towers in Peron (8.9 km)
- Cell towers in Cessy (9.6 km)
- Cell towers in Gex (10.1 km)
- Cell towers in Sauverny (11.5 km)
- Cell towers in Saint-Julien-en-Genevois (13.4 km)
- Cell towers in Collonges (14.6 km)
- Cell towers in Viry (15.6 km)
- Cell towers in Divonne-les-Bains (15.7 km)
- Cell towers in Valleiry (15.7 km)
- Cell towers in Archamps (16.3 km)
- Cell towers in Neydens (16.4 km)
- Cell towers in Feigeres (16.5 km)
- Cell towers in Collonges-sous-Saleve (16.9 km)
- Cell towers in Gaillard (17.4 km)
- Cell towers in Saint-Claude (18.4 km)
Data source: ANFR — Licence Ouverte 2.0. See all sources.