The Lookup API puts data to work for you.
Increase lead conversions
Context is essential to customer experience and conversion. Lookup instantly delivers you a caller ID name and persona type so you can provide a customer or business with a tailored experience — even if it’s their first time calling in.
Improve message deliverability
Your message matters to your customers. Lookup serves up carrier and phone number information so you can pick the right medium for your message and ensure it’s delivered.
Get the data you need with Lookup
Choose the plan that's right for you and your users.
Format LookupFree Best for validating inputs | Carrier Lookup$0.005 per request Best for ensuring message delivery | Caller Lookup$0.01 per request Best for identifying inbound callers. US only. | |
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Format and Origin | |||
Line Type | |||
Carrier | * | ||
Caller Name | |||
Caller Type |
Format LookupFree Best for validating inputs |
---|
Format and Origin |
Carrier Lookup$0.005 per request Best for ensuring message delivery |
---|
Format and Origin |
Line Type |
Carrier* |
Caller Lookup$0.01 per request Best for identifying inbound callers. US only. |
---|
Format and Origin |
Caller Name |
Caller Type |
More than 100,000 Lookups per month? Talk to an expert
* VoIP line type is only returned for U.S. phone numbers.How Twilio Lookup makes a difference in your business
Having the correct data is only half the battle. You need accuracy and speed to implement phone intelligence into your business logic. Lookup gives you the tools you need to do just that.
Browse Lookup docs & SDKsHigh throughput, no throttling
Lookup enables you to make thousands of requests per second with no lag.
Accurate data backed by multiple sources
Old data is as good as no data. Lookup gives you the most current data so you can make the right decisions.
Build fast
Lookup is easy to integrate with your application via REST API and prebuilt SDKs.