We made evening calls to Eon, British Gas, EDF, Scottish Power and SSE after customer complaints surged as temperatures plunged.
British Gas fared worst - we were left hanging for 79 minutes.
The wait could cost £51.35 for people on the dearest pay-as you-go mobile tariffs.
Esta historia es de la edición December 18, 2022 de The Sunday Mirror.
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Esta historia es de la edición December 18, 2022 de The Sunday Mirror.
Comience su prueba gratuita de Magzter GOLD de 7 días para acceder a miles de historias premium seleccionadas y a más de 9,000 revistas y periódicos.
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