Cell towers in Rosny-sur-Seine
Rosny-sur-Seine has 236 known cell sites. The densest carrier is SFR with 67.
Nearest sites
| Operator | Generation | Distance | Bearing | Source |
|---|---|---|---|---|
| Orange | LTE · 3 sectors | 308 m | 354° N | Verified |
| Orange | UMTS · 3 sectors | 308 m | 354° N | Verified |
| Orange | LTE · 3 sectors | 308 m | 354° N | Verified |
| Orange | LTE · 3 sectors | 308 m | 354° N | Verified |
| Orange | LTE · 3 sectors | 308 m | 354° N | Verified |
| Free Mobile | LTE · 3 sectors | 587 m | 206° SW | Verified |
| Free Mobile | NR · 3 sectors | 587 m | 206° SW | Verified |
| Free Mobile | NR · 3 sectors | 587 m | 206° SW | Verified |
| Free Mobile | LTE · 3 sectors | 587 m | 206° SW | Verified |
| Free Mobile | LTE · 3 sectors | 587 m | 206° SW | Verified |
Map
Carrier breakdown
| Operator | Sites | Share |
|---|---|---|
| SFR | 67 | 28.4% |
| Orange | 63 | 26.7% |
| Bouygues Telecom | 55 | 23.3% |
| Free Mobile | 51 | 21.6% |
This page lists the known cell sites in Rosny-sur-Seine in Île-de-France, France. Positions come from ANFR, the regulator — these are surveyed, verified locations, not estimates.
Density here is about 4.6 sites per km², below the national average for this type of area (4.7/km²).
Altogether these sites report 642 sectors, averaging about 2.7 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.
17.4% of known sites report 5G, above the national figure of 16.2%.
All 236 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 Rosny-sur-Seine is 308 m away, run by Orange.
4 operators are known here. Ranked by site count: SFR (67, 28.4%), Orange (63, 26.7%), Bouygues Telecom (55, 23.3%), Free Mobile (51, 21.6%).
SFR leads with 28.4% of known sites, 1.7 percentage point ahead of second-placed Orange.
By network generation: 61.9% 4G LTE, 17.4% 5G, 13.6% 3G UMTS, 7.2% 2G GSM.
79.2% 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 Rosny-sur-Seine?
- 236 known cell sites are mapped in Rosny-sur-Seine, from ANFR's verified data.
- Which carrier has the most sites in Rosny-sur-Seine?
- SFR, with 67 sites (28.4% of the known total).
- Is there 5G in Rosny-sur-Seine?
- 17.4% of known sites in Rosny-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
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 Buchelay (3.5 km)
- Cell towers in Magnanville (4.8 km)
- Cell towers in Bonnieres-sur-Seine (5.7 km)
- Cell towers in Mantes-la-Ville (5.9 km)
- Cell towers in Freneuse (6 km)
- Cell towers in Mantes-la-Jolie (6.3 km)
- Cell towers in Follainville-Dennemont (6.6 km)
- Cell towers in Bennecourt (7.4 km)
- Cell towers in Limay (8 km)
- Cell towers in Breval (9.3 km)
- Cell towers in Longnes (9.3 km)
- Cell towers in Guerville (9.7 km)
- Cell towers in Limetz-Villez (9.7 km)
- Cell towers in Gasny (10.6 km)
- Cell towers in Porcheville (11.2 km)
- Cell towers in Issou (11.9 km)
- Cell towers in Septeuil (12.4 km)
- Cell towers in Mezieres-sur-Seine (12.5 km)
- Cell towers in Gargenville (13.3 km)
- Cell towers in Epone (14.8 km)
- Cell towers in Breuilpont (15.3 km)
- Cell towers in Bueil (15.7 km)
- Cell towers in Juziers (15.8 km)
- Cell towers in Vernon (16.2 km)
Data source: ANFR — Licence Ouverte 2.0. See all sources.