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Mobile masts in Seine-et-Marne: 2G/3G/4G/5G coverage
In Seine-et-Marne, mobile carriers operate 2,127 mast sites, all technologies combined. 4G equips 2,125 sites and 5G 1,484. Service is provided by 4 carriers present in the territory.
Sites by carrier
Bouygues Telecom556
Orange550
Free Mobile520
SFR501
| Carrier | Sites | 2G | 3G | 4G | 5G | 5G share |
|---|---|---|---|---|---|---|
| Bouygues Telecom | 556 | 406 | 527 | 555 | 326 | 59 % |
| Orange | 550 | 314 | 506 | 549 | 423 | 77 % |
| Free Mobile | 520 | 0 | 32 | 520 | 467 | 90 % |
| SFR | 501 | 413 | 487 | 501 | 268 | 53 % |
These figures count the sites declared per carrier and per network generation. They reflect the deployment of masts, not the reception quality experienced, and a single site can combine several technologies.
Source: Mon Réseau Mobile — Sites fournissant un service mobile (ARCEP). Open Licence / Etalab 2.0. Updated: 30 July 2026. · 2026_T1
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