True Corporation has released True Data Insight findings from usage on the TRUE 5G and True Online networks during the severe flooding in the final week of September 2026, showing a clear shift in the communication behaviour of Thais, with voice calls coming back into heavy use the moment a crisis hit. Data from 26 September 2026 compared with the previous week showed voice traffic rising in Bangkok and its surrounding provinces, with Pathum Thani up 60%, Bangkok up 58%, Samut Prakan up 58%, Nonthaburi up 51% and Chonburi up 29%. In the flood-hit areas, voice traffic at Keha Rom Klao rose 222% and at Keha Khlong Chan rose 169%. During the peak usage period between 09:00 and 10:00 on 26 September, voice traffic at Keha Rom Klao surged 632%, while Keha Khlong Chan rose 311% compared with the same period the previous week. On mobile data, uploads rose clearly faster than downloads: averaged over 25-26 September 2026, Keha Rom Klao saw uploads up 61% against a download increase of 4%, while Keha Khlong Chan saw uploads up 44% against a download increase of 6%. For mobile app traffic, LINE posted the largest gain at 22%, followed by Messenger at 13%, Facebook at 10%, Netflix at 9% and FaceTime at 8%. On home internet from True Online in the main affected areas, the eastern region recorded an average usage increase of 8%, the highest of any region overall, with Trat province up as much as 21%, while Bangkok and its surrounding provinces rose an average of 5% and the central and western regions rose an average of 3%, with Ratchaburi posting the largest gain at 6%. True said it will use this dataset on communication behaviour during emergencies to help plan and manage its network in line with the public's communication needs in unforeseen situations going forward.
LY Corporation
Netflix IncTrue Corporation Public Company LimitedTrue's own 5G and True Online networks saw surging voice, upload and app traffic during the September 2026 floods, evidencing strong usage of its services.
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