Conversion location is the ad set setting in Meta Ads Manager that tells Meta where you want people to take the action you care about: on your website, in your app, in a Messenger, Instagram or WhatsApp chat, on a phone call, or in a form inside Facebook or Instagram. It decides which optimisation events you can choose and where the ad sends people.
How conversion location works
When you create a campaign with an objective such as Leads, Sales or Engagement, the ad set asks for a conversion location before it asks for a performance goal. The choice shapes everything after it. Pick Website and Meta will ask for a pixel or dataset and an event to optimise for. Pick Instant forms and you build a form that opens without leaving the app. Pick Message destinations and the ad opens a chat thread.
At the time of writing (October 2026) Meta also offers combined locations, such as website and calls, website and in-store, or instant forms and Messenger, where the system can send each person to whichever destination it predicts they will use. The exact list varies by objective and changes from time to time, so always check what the ad set actually offers.
The setting also changes what counts as a result. A website lead is recorded when your pixel or Conversions API reports the event. An instant form lead is recorded the moment someone taps submit, whether or not the details are any good.
Why it matters
The conversion location is one of the biggest levers on lead quality, and it is easy to set once and forget. Consider a kitchen fitter in Leeds. Instant forms will usually produce cheaper leads than sending people to a quote page, because the form is pre-filled and takes seconds. Some of those leads will not remember filling it in. The website route costs more per lead but asks for more effort, which tends to filter out casual taps.
For local service businesses, calls or a click-to-WhatsApp route can suit customers who want to talk to someone before booking. Each option has a different admin cost: someone has to answer the phone or reply to messages quickly, or the cheaper enquiries go to waste.
There is a data side too. Forms and messages collect personal data inside Meta’s platforms, which you then download or sync into your CRM. Your privacy notice should explain this, and the people handling enquiries need to know where that data goes.
Common mistakes
- Judging locations on cost per result alone. A form lead at £8 that never answers the phone is dearer than a website lead at £20 that books.
- Choosing website without working tracking. If the conversion event does not fire, Meta has nothing to optimise towards and delivery suffers.
- Picking messages with nobody to reply. Chats that wait hours for an answer rarely become customers.
- Assuming the setting can be changed later. Some choices are fixed once the ad set is published, so a change can mean a new ad set and a new learning period.
How to act on it
Decide where a good customer would naturally want to act, then check you can handle that route well. If you choose website, test that the event fires on a real submission. If you choose forms, consider the higher intent form option and send leads to your CRM automatically so follow-up happens within minutes.
Then compare locations on what happens after the result: booked appointments, sales and revenue, not just cost per lead. I set this up and track it through to sales in my Facebook lead ads service.