> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.simz.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.simz.com/_mcp/server.

# Phone Numbers and Validation

> How SimZ validates and normalizes submitted lead phone numbers.

SimZ accepts E.164 phone numbers and can normalize common US phone formats.

## Accepted formats

| Input            | Result                        |
| ---------------- | ----------------------------- |
| `+15551234567`   | Accepted as-is.               |
| `(555) 123-4567` | Normalized to `+15551234567`. |
| `555-123-4567`   | Normalized to `+15551234567`. |

## Rejection reasons

* Missing `phoneNumber`.
* Invalid phone format.
* Duplicate phone number in the same batch.
* Request exceeds the maximum leads per request.