# Lookup for developers

Better details. Better connections. Check email addresses and phone numbers before you reach out.

[Get Started](/dashboard/signup?returnTo=%2Fdashboard%2Fw%2Flookup)

[Contact Sales](/demo?product=lookup)

[Read customer stories](/customers)

[Explore Enterprise](/enterprise)

- [Airwallex](/customers/airwallex)
- [Glovo](/customers/glovo)
- [Zillow](/customers/zillow)
- Uber
- [Binance](/customers/binance)
- Adobe
- Meta
- PayPal
- Pinterest
- Square
- [Al Jazeera](/customers/aljazeera)
- [Aramex](/customers/aramex)
- [Bazaar Technologies](/customers/bazaar)
- [ComparaOnline](/customers/compara)
- [Emma](/customers/emma)



## Check the details. Make the connection.

Read email and phone details before your next step. Use the same workflow from your agent, terminal or application.

**MCP**: `Bird MCP`

Connect this hosted MCP endpoint with an [MCP client](/docs/ai/mcp-server#connect-a-client), then complete OAuth sign-in to your Bird workspace.

Example prompt: Look up +441904123456. Tell me its country, network and line type, and check its classification and credibility.

```text
https://mcp.bird.com
```

Examples: [MCP](/lookup-api.mcp.md) · [CLI](/lookup-api.cli.md) · [TypeScript](/lookup-api.ts.md) · [Python](/lookup-api.py.md) · [Go](/lookup-api.go.md) · [PHP](/lookup-api.php.md) · [cURL](/lookup-api.curl.md)

## Catch the typo. Keep the customer.

Check an address while the customer is still with you. Turn the answer into a useful next step.

Inspect another result

A correction is a suggestion. The customer chooses.
[Explore email lookup](/lookup-api/features/email)
Illustrative product records. These controls change the example only; no request or purchase is made.

## A number tells you more. Know what to do with it.

Add network signals to the base number record. Know how to contact or verify the customer next.

[Read property responses](/docs/guides/lookup/phone-numbers#read-the-status-before-the-value)
[Explore phone intelligence](/lookup-api/features/phone-number)
Illustrative product records. These controls change the example only; no request or purchase is made.

## Explore Lookup.

From address quality to network details. Choose the signals your application needs.

[Lookup API

Look up an email address or phone number before the next step.](#integrate)[Email validation

Find address issues before attempting a send.](/lookup-api/features/email)[Phone number lookup

Understand a number’s format, line type and network context.](/lookup-api/features/phone-number)[Line type

Choose an appropriate next step for the type of number.](/docs/guides/lookup/phone-numbers#what-the-base-lookup-answers)[Carrier lookup

Find the serving and issuing networks for a phone number.](/docs/guides/lookup/phone-numbers#what-the-base-lookup-answers)[Number porting

Check whether a phone number has moved between networks.](/docs/guides/lookup/phone-numbers#add-properties)[Network presence

Check the network-presence information available for a number.](/docs/guides/lookup/phone-numbers#add-properties)[Roaming

Check the roaming information available for a number.](/docs/guides/lookup/phone-numbers#add-properties)[SIM swap

Check for evidence of a recent SIM change.](/docs/guides/lookup/phone-numbers#add-properties)[Credibility score

Add a phone credibility score to your own assessment.](/docs/guides/lookup/phone-numbers#add-properties)

## Scale without losing control.

Organize teams in workspaces, control API access, and trace changes through audit logs.

[Workspaces](/docs/guides/workspaces)[Team roles](/docs/guides/users-teams-roles)[API authentication](/docs/guides/authentication)
[Explore Enterprise](/enterprise)



## Start with Lookup. Build across channels with Bird.

[Get Started](/dashboard/signup?returnTo=%2Fdashboard%2Fw%2Flookup) · [Contact Sales](/demo?product=lookup)

[Email](/email-api) · [SMS](/sms-api) · [WhatsApp](/whatsapp-api) · [Apple Messages](/apple-messages-api) · [Voice](/voice-api)



## Related resources

- [Phone number lookup: check a number before you send](/learn/lookup/phone-number-lookup-check-a-number-before-you-send) (video)
- [Lookup overview](/docs/guides/lookup/overview) (docs)

[Get an implementation brief](/learn/workspace?topic=lookup)