Cell towers in Croissy-sur-Seine
Croissy-sur-Seine has 1,574 known cell sites. The densest carrier is Bouygues Telecom with 449.
Nearest sites
| Operator | Generation | Distance | Bearing | Source |
|---|---|---|---|---|
| Bouygues Telecom | NR · 3 sectors | 363 m | 164° S | Verified |
| Bouygues Telecom | UMTS · 2 sectors | 363 m | 164° S | Verified |
| Bouygues Telecom | LTE · 3 sectors | 363 m | 164° S | Verified |
| Bouygues Telecom | LTE · 3 sectors | 363 m | 164° S | Verified |
| Bouygues Telecom | LTE · 3 sectors | 363 m | 164° S | Verified |
| Bouygues Telecom | LTE · 3 sectors | 363 m | 164° S | Verified |
| Bouygues Telecom | LTE · 3 sectors | 363 m | 164° S | Verified |
| Free Mobile | LTE · 3 sectors | 393 m | 153° SE | Verified |
| Free Mobile | LTE · 3 sectors | 393 m | 153° SE | Verified |
| Free Mobile | NR · 3 sectors | 393 m | 153° SE | Verified |
Map
Carrier breakdown
| Operator | Sites | Share |
|---|---|---|
| Bouygues Telecom | 449 | 28.5% |
| Orange | 381 | 24.2% |
| SFR | 378 | 24.0% |
| Free Mobile | 366 | 23.3% |
This page lists the known cell sites in Croissy-sur-Seine in Île-de-France, France. Positions come from ANFR, the regulator — these are surveyed, verified locations, not estimates.
Density here is about 24.1 sites per km², above the national average for this type of area (4.7/km²).
Altogether these sites report 4,563 sectors, averaging about 2.9 sectors per site.
99.2% of these sites report more than one sector, pointing to multi-directional antennas rather than omnidirectional coverage.
19.9% of known sites report 5G, above the national figure of 16.2%.
All 1,574 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 Croissy-sur-Seine is 363 m away, run by Bouygues Telecom.
4 operators are known here. Ranked by site count: Bouygues Telecom (449, 28.5%), Orange (381, 24.2%), SFR (378, 24%), Free Mobile (366, 23.3%).
Bouygues Telecom leads with 28.5% of known sites, 4.3 percentage points ahead of second-placed Orange.
By network generation: 61.9% 4G LTE, 19.9% 5G, 10.9% 3G UMTS, 7.2% 2G GSM.
81.8% 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 Croissy-sur-Seine?
- 1,574 known cell sites are mapped in Croissy-sur-Seine, from ANFR's verified data.
- Which carrier has the most sites in Croissy-sur-Seine?
- Bouygues Telecom, with 449 sites (28.5% of the known total).
- Is there 5G in Croissy-sur-Seine?
- 19.9% of known sites in Croissy-sur-Seine 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
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Nearby places
- Cell towers in Le Vesinet (1.6 km)
- Cell towers in Chatou (1.9 km)
- Cell towers in Bougival (1.9 km)
- Cell towers in Le Port-Marly (2.3 km)
- Cell towers in Louveciennes (2.7 km)
- Cell towers in Le Pecq (3 km)
- Cell towers in La Celle-Saint-Cloud (3.3 km)
- Cell towers in Montesson (3.3 km)
- Cell towers in Rueil-Malmaison (3.8 km)
- Cell towers in Saint-Germain-en-Laye (4 km)
- Cell towers in Marly-le-Roi (4.3 km)
- Cell towers in Carrieres-sur-Seine (4.3 km)
- Cell towers in Vaucresson (4.5 km)
- Cell towers in Mareil-Marly (4.8 km)
- Cell towers in Nanterre (5.2 km)
- Cell towers in Garches (5.2 km)
- Cell towers in Rocquencourt (5.3 km)
- Cell towers in Fourqueux (5.5 km)
- Cell towers in Saint-Cloud (6 km)
- Cell towers in L'Etang-la-Ville (6 km)
- Cell towers in Bailly (6.2 km)
- Cell towers in Houilles (6.2 km)
- Cell towers in Marnes-la-Coquette (6.3 km)
- Cell towers in Le Chesnay (6.5 km)
Data source: ANFR — Licence Ouverte 2.0. See all sources.