Infinity does require BT line rental, and as far as I can see there is no BT line rental product that doesn't have a call package included.
Depending on your expected usage, one of the other FTTC suppliers
may suit you. There's a link on that page to Orly's spreadsheet with summary details of them. Most will accept a Post Office line.
My broadband basic info/help site - www.robertos.me.uk
My domains,website and mail hosting - Tsohost
. Internet connection -
IDNet Home Starter Fibre. Live BQM
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