The extra charges are for calls being made on the landline, You might want to consider adding the anytime calls boost that gives you free calls to landlines and mobiles the boost costs £16 per month.
From the 29th of March our TalkTalk Community will move to peer-to-peer support and the TalkTalk team will no longer be here to support with queries. Don’t worry we still have plenty of ways to reach out if you need to speak to TalkTalk directly. For more details check out the link here: How to contact TalkTalk Broadband - Help & Support.
