This page features substantial information about mobile phone masts from all four mobile network operators (Vodafone, O2, EE, 3) in City of London, including the spectrum and technologies they broadcast and photos.
The Mast Details
Left to right... O2 antennas: dual Commscope antennas, four antennas for EE/3 - EE have 4T4R L18, L21 and L26 here, third of this group is for 8T8R 5G, fourth has 4T4R L18+L21, UK Broadband is slightly hidden by the roof, and then far right are O2's again.
Closeup of some of the antennas on Coltash Court.
Wormwood Street rooftop.
Old Broad Street
Old Broad Street Vodafone and O2, including O2 Huawei 5G Massive MIMO.
O2 are the left two panels, including Huawei massive MIMO for 5G. Vodafone have a pair of tri band Commscope panels.
Bank's Huawei panels and RRUs for EE/3.
Aldermary House flagship O2 Huawei Mast
A flagship O2 Huawei site on Aldermary House.
Quite a variety of apparatus
Left image: O2 Huawei with four cluster ports. Right image: Left panel is a dual band high Kathrein, middle Commscope 14 port for Vodafone, right Huawei AQU for EE/3.
Cannon Street O2 Huawei and Vodafone array.
Multi-operator rooftop with EE 5G.
BT Baynard Rooftop
A range of equipment up here! O2 with a classic six sector array to Vodafone with a nice range of RRUSes, EE with a modern flagship 5507 build.