Does openreach send text messages from +44 7800 004211 for installation

[Sam20]

I have booked appointment for installation next week with Open Reach. They send me a txt from that number to follow. Is that ok if I reply to that number???

Hi, Openreach here! You have an appointment with us to provide your new phone / broadband service on FRI 09/10/2020 8am - 1pm. If you’re happy to answer a series of 4 questions to help us prepare for this reply back ‘OFH Yes’ or ‘OFH No’ if not. If you can’t make the appointment please contact your Communications Provider

[Keith_Beddoe]

@Sam20 

Is your provider BT Retail?

[Anonymous]

Not according to https://who-called.co.uk/Number/07800004211

[Sam20]

It’s Onestream