// department

Mobile antennas in Seine-Maritime: 2G/3G/4G/5G coverage

Name: Mobile antennas in Seine-Maritime: 2G/3G/4G/5G coverage
Creator: Mon Réseau Mobile — Sites fournissant un service mobile (ARCEP)
License: https://www.etalab.gouv.fr/licence-ouverte-open-licence

In Seine-Maritime, mobile operators run 1,937 antenna sites across all technologies combined. 4G equips 1,935 sites and 5G 1,266. The service is provided by 4 operators present in the territory.

All territories Normandie

Sites by operator

Orange507

Free Mobile487

Bouygues Telecom480

SFR463

Mobile sites by operator and technology
Operator	Sites	2G	3G	4G	5G	5G share
Orange	507	225	460	506	254	50 %
Free Mobile	487	0	59	487	403	83 %
Bouygues Telecom	480	304	449	479	333	69 %
SFR	463	345	450	463	276	60 %

These figures count the sites declared by operator and by network generation. They reflect antenna deployment, 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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