Cell towers in Romilly-sur-Seine (Aube)

Declared supports include 1 water tower, with pylons making up most of the remainder.

Declared locations include Les Hauts Buissons, Stade Bardin Grousserey, Rue Marcel Bardin, Rue Jean Jacques Rousseau, Chaussée de Sellieres and 24 Rue Milfort Haven.

The highest support stands 50 m at Les Hauts Buissons (pylon). The median is 36 m, above the Aube median of 30 m.

2022 was the busiest year, with 11 new systems, most of them 5G. Free Mobile switched on the first 5G here in December 2020; Orange followed in December 2022, Bouygues Telecom followed in August 2023. The oldest transmitter still listed here goes back to 1998.

Approved additions not yet in service are pending on one existing mast, for example Bouygues Telecom (4G) at Rue Marcel Bardin. 2 Bouygues Telecom 5G transmitters are listed as technically operational — installed, but not yet declared commercially in service.

Of the 7 masts in the commune, 2 masts carry all four networks, and Orange is the only carrier on 3 masts.

Totem is the largest declared owner (3 masts), ahead of TDF (1).

3.5 GHz 5G is declared by Orange on all 6 masts, Free Mobile on 3 of its 4 masts, Bouygues Telecom on 1 of its 2 masts and SFR on 1 of its 2 masts.

23 km to the north, neighbouring Sezanne has less 5G (71%).

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