Cell towers in La Tranche-sur-Mer (Vendée)

Most of the town's 10 masts are pylons (9); 1 water tower make up the rest of the mix.

Declared locations include Les Roullieres, La Fenasse, Les Grandes Rouilleres, Pre Saint Vincent, 16 avenue de Ste-Anne and Les Joncs.

ANFR lists a 55 m pylon at Le Vieux Moulin as the tallest structure. The median height of measured supports is 30 m.

2021 was the busiest year, with 32 new systems, most of them 5G. Free Mobile opened 5G here in February 2021; Bouygues Telecom followed in April 2021, SFR followed in December 2021. The oldest transmitter still listed here goes back to 1994.

18 systems were switched on in the past 12 months. Approved additions not yet in service are pending on 2 existing masts, for example Bouygues Telecom (4G and 5G) at Les Roullieres, Free Mobile (4G and 5G, including 5G at 3.5 GHz) at Les Roullieres and Orange (4G 700 MHz) at La Fenasse. 9 Bouygues Telecom 5G transmitters are listed as technically operational — installed, but not yet declared commercially in service.

By mast count, La Tranche-sur-Mer is 9th of the 29 Vendée towns that have five or more. With 10 masts for 3,136 residents, or 32 per 10,000, it has more masts per inhabitant than the median for those towns (11).

Totem is the largest declared owner (4 masts), ahead of TDF (1).

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

Longeville-sur-Mer lies 9.5 km to the north-west and has only 6 masts.

Of the 10 masts in the commune, only one mast carries all four networks.

3,136 residents over 21 km²: supports are mostly pylons, not rooftops. It is part of the CC Sud Vendée Littoral intercommunal grouping.

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