![]() Reverse phone lookup is used for telephone number identification. Although we’re optimistic these efforts will have a big impact, we don’t expect them to start paying off until 2020. This isn't cool so we're working with other industry leaders to address spoofing. This practice, unfortunately, doesn’t prevent others from spoofing Twilio serviced numbers. Twilio doesn't allow customers to use numbers that they don't own. Have you ever gotten a call from a weirdly invalid number or even from your own cell phone number? I got a call from this 9-digit invalid number earlier today - that can't be right! The way telephony systems are set up today, anyone can spoof a call or a text message from any number. Try running the request again with your own phone number and see what comes back! Bear in mind that carriers rebrand themselves constantly and that the names used for carriers likely will change over time. Similar information is returned for mobile and landline carriers such as AT&T or Level 3 Communications. You can see that the carrier name for our example number, 1 (855) 747-7626, is Twilio. In your terminal, run the following code: Replace the credentials with your Account SID and Auth Token found in the console. The phone number in the request URL must be in E.164 format like +18557477626. The following request will return carrier information about a phone number. There are two Types of requests the API can perform: carrier and caller-name. You can query the Twilio Lookup API for information about a phone number. ![]() ![]() To identify a phone number you will need: Identify a phone number carrier With Twilio Twilio's Carrier Lookup API helps you identify the carrier behind the phone number to learn which users have real mobile numbers. Some bad actors use phone numbers from free online providers to create fake profiles to scam or spam. We've all received spam phone calls from a number we don't recognize, and sometimes the scammers go as far as to leave cryptic voicemails or text messages. ![]()
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