Cell towers in Marly (Nord)

Most of the town's 13 masts are pylons (7); 2 water towers make up the rest of the mix.

Masts stand at Rue de Berry, La Briquette, rue Roger Salengro, Les Trente Cinq, 1 rue Victor Delbove and 34 Route de Preseau.

Systems from 2001 are still on the register. Local 5G started with Free Mobile in December 2020; Orange followed in December 2020, Bouygues Telecom followed in July 2021. 2019 was the busiest year, with 25 new systems, most of them 4G.

Approved additions not yet in service are pending on 3 existing masts, for example Bouygues Telecom (5G 3.5 GHz) at Les Trente Cinq, SFR (5G 2100 MHz) at rue Roger Salengro and SFR (3G 2100 MHz) at 22 rue du Père Kolbe. 10 Bouygues Telecom 5G transmitters are listed as technically operational — installed, but not yet declared commercially in service.

The tallest structure is an 82 m water tower at rue Roger Salengro. The median height of measured supports is 30 m.

4 supports carry only Bouygues Telecom.

On 3.5 GHz, the fastest 5G band: Bouygues Telecom on 5 of its 6 masts, Free Mobile on all 5 masts, Orange on 5 of its 6 masts and SFR on 1 of its 3 masts.

Saint-Saulve lies 2.9 km to the north and has a higher 5G share (92%).

Figures above cover installations declared to ANFR as in service or technically operational, as of October 2026; approved projects are not counted.