Services

Messaging apps

Registration on messaging apps before you pick a channel.

Social networks

Whether a number is linked to an account on a social network.

Consumer apps & accounts

Account presence on major consumer platforms and marketplaces.

Network & risk

Line type, carrier, live network status, porting and reputation signals for routing and risk decisions.

E-mail

Mailbox existence and account presence for e-mail addresses.

39 checks · one API · pay only for conclusive answers

Articles tagged “Javascript”

2 articles.

Developers
Does libphonenumber check if a phone number is active? isValidNumber vs reachable
No. libphonenumber checks numbering-plan metadata, not the network. What isValidNumber proves, what it can't, and how to check if a number is live.
10 October 20267 min read
Developers
Phone number validation in JavaScript and Node.js
Validate phone numbers in JavaScript with libphonenumber-js: min vs max metadata, E.164, form input, and a live line-type check with runnable Node code.
25 September 20269 min read

Does libphonenumber check if a phone number is active? isValidNumber vs reachable