+1 400

+1 400 is a phone number with the 400 prefix in United States. It has no spam reports yet, but you can check other users' comments below. Check the comments to find out who might be behind this call.

There aren't enough reports yet to confirm whether +1 400 is spam. Check the risk score and the community comments.

If you don't recognise the number and it has negative reports, it's best not to call +1 400 back. Avoid sharing personal or banking details with unknown numbers.

On iPhone, go to Recents in the Phone app, tap the (i) next to the number and choose 'Block this Caller'. On Android, long-press the number in your call history and select 'Block number'. You can also use the NoCall app to automatically block calls like +1 400.

You can report +1 400 directly on this page using the report button. Your contribution helps other users identify unwanted calls.