Cell towers in Avallon (Yonne)

2 water towers and 5 pylons and 1 building carry the commune's antennas.

Masts stand at La Côte Camelin, Les Censies, 18 Avenue de la Republique, Chem de la Croix Verte, Route de Paris and RTE de Champien.

Systems from 1998 are still on the register. Free Mobile opened 5G here in December 2020; SFR followed in December 2021, Bouygues Telecom followed in December 2021. 2023 was the busiest year, with 15 new systems, most of them 4G.

On 3.5 GHz, the fastest 5G band: Free Mobile on all 4 masts, Orange on 3 of its 4 masts, Bouygues Telecom on all 2 masts and SFR on all 2 masts. 5G is on 100% of masts here, against 83% across Yonne towns with five or more masts.

The tallest structure is a 56 m water tower at Chem de la Croix Verte. The median is 36 m, above the Yonne median of 32 m.

3 supports carry only Free Mobile.

Tonnerre lies 41 km to the north and has 11 masts, more than here.

4 Bouygues Telecom 5G transmitters are listed as technically operational — installed, but not yet declared commercially in service.

6,305 residents over 27 km²: supports are mostly pylons, not rooftops.

Of the 84 systems declared here, 22 are installed but not yet in commercial service (ANFR, as of October 2026).