Cell towers in Gujan-Mestras (Gironde)

Declared supports include 1 water tower and 1 camouflaged "tree" pylon, with pylons making up most of the remainder.

Declared locations include La Ferme, Campes, rue Pierre Daney, 5 Allée le Nôtre, Les Terres de la Lande and Ste Marie.

9 systems were switched on in the past 12 months. ANFR has approved one new site that is not live yet, plus additions on 5 existing masts. New: Free Mobile (4G and 5G, including 5G at 3.5 GHz) at 108 Place la Claire. 10 Bouygues Telecom 5G transmitters are listed as technically operational — installed, but not yet declared commercially in service.

ANFR lists a 56 m pylon at La Ferme as the tallest structure. The median height of measured supports is 36 m.

2021 was the busiest year, with 31 new systems, most of them 4G. Local 5G started with Free Mobile in December 2020; Orange followed in March 2021, SFR followed in September 2021. The oldest transmitter still listed here goes back to 1997.

By mast count, Gujan-Mestras is 26th of the 62 Gironde towns that have five or more. With 11 masts for 22,153 residents, or 5 per 10,000, it has fewer masts per inhabitant than the median for those towns (10).

Totem is the largest declared owner (6 masts), ahead of Hivory (2).

3.5 GHz 5G is declared by Orange on all 7 masts, Bouygues Telecom on 5 of its 6 masts, SFR on 5 of its 6 masts and Free Mobile on 3 of its 4 masts.

Nearby, La Teste-de-Buch (6.1 km to the west) has 19 masts, more than here.

Of the 11 masts in the commune, 8 of the 11 masts host at least two operators.

22,153 residents over 51 km²: supports are mostly pylons, not rooftops. It is part of the CA Bassin d'Arcachon Sud (COBAS) intercommunal grouping.

Source: operator declarations to ANFR, as of October 2026. Projects that are only approved are left out of the totals.