Do I need to keep the Home Phone Line powered on at all times? What happens if there is a power failure? September 08, 2025 09:27 The Home Phone Line needs to be powered at all times. Thus, it will not work if there is a power failure. Related articles Can SIMBA Broadband customers who are currently in contract or recently signed up for a SIMBA Broadband plan switch to the fixed line plan instead? Are we able to change our number from the one that we got assigned for our fixed line? Can I temporarily suspend my Home Phone Line? Can I retain my Home Phone Line if I terminate my broadband subscription? What type of phones are compatible with SIMBA Home Phone Line?