The phone number of Siemens Customer Service is 49 -69-797-6660. Charges may apply per carrier and country as the stated phone number is Siemens Customer Service international phone number. The business hours of the Siemens customer service is Monday to Friday 8:00 am - 5:00 pm (Central European Time) Saturday and Sunday closed. The customer service number for cordless phones, Electrical installation system, Home Appliance, Home Security etc, individual contact numbers are mentioned below

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