ComplaintCensus
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Poor core service

Outages, slow or unreliable service, or work done to a poor standard.

12,923complaints of this kind in the census
648companies affected
40%graded severe

Where to escalate

What people actually describe

“Poor service, poor servers”
1★ review of Fasthosts Internet, 2026-11-12
“its crippled by automation and even their so called 'customer experience' line sends you in a loop”
1★ review of Calor, 2026-11-12
“transfers arrive in minutes, but a technical issue left me waiting more than 24 hours.”
1★ review of Sendwave, 2026-11-12

Companies with the most reports of this kind

CompanyReportsShare of its complaints
Virgin Media59332%
iD Mobile59348%
Sky44027%
TalkTalk41934%
Tesco Mobile UK41425%
Jet2holidays38421%
HomeServe UK35531%
Three UK34633%
Vodafone UK33930%
BOXT32233%
EE31616%
Trainline29724%

Counts depend on how many of each company’s reviews are in the census, so this ranks what we have read, not the whole market. See the full ranking.