Cell towers in Saint-Cyr-l'Ecole
Saint-Cyr-l'Ecole has 1,225 known cell sites. The densest carrier is Bouygues Telecom with 367.
Nearest sites
| Operator | Generation | Distance | Bearing | Source |
|---|---|---|---|---|
| SFR | UMTS · 2 sectors | 136 m | 200° S | Verified |
| SFR | LTE · 2 sectors | 136 m | 200° S | Verified |
| SFR | LTE · 2 sectors | 136 m | 200° S | Verified |
| SFR | LTE · 2 sectors | 136 m | 200° S | Verified |
| SFR | LTE · 2 sectors | 136 m | 200° S | Verified |
| SFR | NR · 2 sectors | 136 m | 200° S | Verified |
| SFR | GSM · 2 sectors | 136 m | 200° S | Verified |
| SFR | LTE · 2 sectors | 136 m | 200° S | Verified |
| SFR | UMTS · 2 sectors | 136 m | 200° S | Verified |
| Bouygues Telecom | GSM · 2 sectors | 163 m | 246° SW | Verified |
Map
Carrier breakdown
| Operator | Sites | Share |
|---|---|---|
| Bouygues Telecom | 367 | 30.0% |
| Orange | 314 | 25.6% |
| Free Mobile | 293 | 23.9% |
| SFR | 251 | 20.5% |
This page lists the known cell sites in Saint-Cyr-l'Ecole in Île-de-France, France. Positions come from ANFR, the regulator — these are surveyed, verified locations, not estimates.
Density here is about 16.1 sites per km², above the national average for this type of area (4.7/km²).
Altogether these sites report 3,351 sectors, averaging about 2.7 sectors per site.
94.8% 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 515 m — worth knowing if you're hunting for signal nearby.
19.1% of known sites report 5G, above the national figure of 16.2%.
All 1,225 known sites here come from a regulator-verified source (ANFR).
The most common frequency bands here are 900, 2100, 700 MHz, out of 7 distinct bands reported in total.
The nearest known site to the centre of Saint-Cyr-l'Ecole is 136 m away, run by SFR.
4 operators are known here. Ranked by site count: Bouygues Telecom (367, 30%), Orange (314, 25.6%), Free Mobile (293, 23.9%), SFR (251, 20.5%).
Bouygues Telecom leads with 30% of known sites, 4.3 percentage points ahead of second-placed Orange.
By network generation: 61.9% 4G LTE, 19.1% 5G, 11.5% 3G UMTS, 7.5% 2G GSM.
81% 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 Saint-Cyr-l'Ecole?
- 1,225 known cell sites are mapped in Saint-Cyr-l'Ecole, from ANFR's verified data.
- Which carrier has the most sites in Saint-Cyr-l'Ecole?
- Bouygues Telecom, with 367 sites (30% of the known total).
- Is there 5G in Saint-Cyr-l'Ecole?
- 19.1% of known sites in Saint-Cyr-l'Ecole 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 Fontenay-le-Fleury (2.1 km)
- Cell towers in Guyancourt (2.8 km)
- Cell towers in Bois-d'Arcy (3.3 km)
- Cell towers in Montigny-le-Bretonneux (4.4 km)
- Cell towers in Trappes (4.6 km)
- Cell towers in Saint-Quentin-en-Yvelines (4.7 km)
- Cell towers in Voisins-le-Bretonneux (4.7 km)
- Cell towers in Le Chesnay (4.8 km)
- Cell towers in Bailly (4.8 km)
- Cell towers in Versailles (4.9 km)
- Cell towers in Buc (4.9 km)
- Cell towers in Rocquencourt (5 km)
- Cell towers in Noisy-le-Roi (5.1 km)
- Cell towers in Villepreux (6.1 km)
- Cell towers in Magny-les-Hameaux (6.2 km)
- Cell towers in Les Clayes-sous-Bois (6.5 km)
- Cell towers in Les Loges-en-Josas (6.6 km)
- Cell towers in Viroflay (6.9 km)
- Cell towers in Chateaufort (7.2 km)
- Cell towers in Saint-Nom-la-Breteche (7.5 km)
- Cell towers in Marly-le-Roi (7.6 km)
- Cell towers in Louveciennes (7.7 km)
- Cell towers in L'Etang-la-Ville (7.9 km)
- Cell towers in Vaucresson (8 km)
Data source: ANFR — Licence Ouverte 2.0. See all sources.