> ## Documentation Index
> Fetch the complete documentation index at: https://docs.invoca.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Do Pre-Transfer Webhooks Fire on Every Call?

> No — the connection to the destination number must be fully established first. If the caller hangs up early, the webhook won't fire.

For a Pre-Transfer Webhook to fire, the connection to the destination number must be fully established. If the caller hangs up early, or the call ends before a connection can be established, the webhook won't fire.

**Applies to:** Webhooks, Deliveries

## Where to go next

* [Do Post-Call Webhooks Fire on Short Phone Calls?](/s/article/post-call-webhooks-short-calls)