// 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 1,962 antenna sites across all technologies combined. 4G equips 1,960 sites and 5G 1,320. The service is provided by 4 operators present in the territory.

All territories Normandie

Sites by operator

Orange509

Free Mobile495

Bouygues Telecom493

SFR465

Mobile sites by operator and technology
Operator	Sites	2G	3G	4G	5G	5G share
Orange	509	224	459	508	280	55 %
Free Mobile	495	0	59	495	411	83 %
Bouygues Telecom	493	304	450	492	349	71 %
SFR	465	342	448	465	280	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: 1 October 2026. · 2026_T2

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