They may also be using a local search, and if the same number is used for multiple accounts they may be flagging it, so if a fraudster uses the same number to try to access different accounts they can be caught, Amazon has been known to do a similar thing but with credit card numbers. This way businesses can require additional identity authentication for carriers associated with higher fraud instances for $0.005 per lookup. To address this challenge, businesses can identify the carrier behind the phone number. Anyone can obtain multiple phone numbers from a free online provider, enabling them to create fake profiles to defraud or spam a business. While phone numbers help businesses identify end users, the fact is numbers are very easy to acquire from some carriers. Trying to get the name for my number came back with nothing though, so YMMV, but they seem to suggest that you can reduce fraud by flagging virtual numbers here: The calls you make and messages you send are more informed so you don’t get bogged down with upfront questions. Use CNAM Lookup to programmatically return that identity information for each phone number. This database contains identity information about the business or person associated with the number. register with a central Caller ID Name (CNAM) database. They may just be trying to filter out virtual numbers and high risk carriers using a service like Twillio, although their site seems to suggest that in the US you can get the user's name: My name does come up when I enter my number, so it's at least plausible. I looked into Twilio once upon a time for SMS sending, but didn't know they had this service. Jrtapsell: My guess would be something like this to get rid of virtual numbers -> Fraudsters using burner phones to abuse OTP systems was a massive, massive problem that had yet to be solved while I was still there and we didn't have a reliable way to filter them out at the time- yet simply knowing if we were dealing with a Verizon or Boost Mobile customer and performing additional verification for the latter before sending out texts would have eliminated a significant amount of fraud.įollowing the conversation in the comments: Hell, even Facebook could offer such a service if they were so inclined.īut given what I've dealt with in this space in years past, it's more likely they're checking to verify the carrier itself. in cases where the name on the bill isn't the owner of the phone), but given the wealth of information marketing agencies and credit bureaus hoard, the information is absolutely out there- it's just a question of whether anybody is selling it yet. 80: Capital One With a volume of 37 million calls, this number leaves a voicemail from a woman claiming to be from Capital One Bank calling to discuss an 'important business. The phone companies (ed: didn't used to, but apparently now they do per make this information public (caller registry is not reliable, esp. Or is there an API or database available where I can verify that a phone number does indeed have a certain name attached to it?
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