Cell towers in Boulogne-Billancourt
Boulogne-Billancourt has 18,679 known cell sites. The densest carrier is Bouygues Telecom with 5,344.
Nearest sites
| Operator | Generation | Distance | Bearing | Source |
|---|---|---|---|---|
| SFR | LTE · 3 sectors | 73 m | 227° SW | Verified |
| SFR | LTE · 3 sectors | 73 m | 227° SW | Verified |
| SFR | GSM · 3 sectors | 73 m | 227° SW | Verified |
| SFR | NR · 3 sectors | 73 m | 227° SW | Verified |
| SFR | LTE · 3 sectors | 73 m | 227° SW | Verified |
| SFR | LTE · 3 sectors | 73 m | 227° SW | Verified |
| SFR | LTE · 3 sectors | 73 m | 227° SW | Verified |
| SFR | UMTS · 3 sectors | 73 m | 227° SW | Verified |
| SFR | NR · 3 sectors | 73 m | 227° SW | Verified |
| Orange | LTE · 3 sectors | 116 m | 260° W | Verified |
Map
Carrier breakdown
| Operator | Sites | Share |
|---|---|---|
| Bouygues Telecom | 5,344 | 28.6% |
| SFR | 4,963 | 26.6% |
| Free Mobile | 4,310 | 23.1% |
| Orange | 4,062 | 21.7% |
This page lists the known cell sites in Boulogne-Billancourt in Île-de-France, France. Positions come from ANFR, the regulator — these are surveyed, verified locations, not estimates.
Density here is about 94.1 sites per km², above the national average for this type of area (4.7/km²).
Altogether these sites report 52,883 sectors, averaging about 2.8 sectors per site.
95.2% of these sites report more than one sector, pointing to multi-directional antennas rather than omnidirectional coverage.
18% of known sites report 5G, above the national figure of 16.2%.
All 18,679 known sites here come from a regulator-verified source (ANFR).
The most common frequency bands here are 900, 2100, 1800 MHz, out of 7 distinct bands reported in total.
The nearest known site to the centre of Boulogne-Billancourt is 73 m away, run by SFR.
4 operators are known here. Ranked by site count: Bouygues Telecom (5,344, 28.6%), SFR (4,963, 26.6%), Free Mobile (4,310, 23.1%), Orange (4,062, 21.7%).
Bouygues Telecom leads with 28.6% of known sites, 2.0 percentage points ahead of second-placed SFR.
By network generation: 64.5% 4G LTE, 18% 5G, 11.5% 3G UMTS, 6% 2G GSM.
82.4% 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 Boulogne-Billancourt?
- 18,679 known cell sites are mapped in Boulogne-Billancourt, from ANFR's verified data.
- Which carrier has the most sites in Boulogne-Billancourt?
- Bouygues Telecom, with 5,344 sites (28.6% of the known total).
- Is there 5G in Boulogne-Billancourt?
- 18% of known sites in Boulogne-Billancourt 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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Data source: ANFR — Licence Ouverte 2.0. See all sources.