E.164
ITU-T international phone numbering standard
Episodes
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#4599: Why Phone Numbers Are Stuck in the 1970sWhy SMS fails on virtual numbers, and what a SIP-first, IPv6-style phone number system would actually take. -
#4569: Dialing Without a Switchboard: Twilio Number NormalizationTwilio expects E.164, but Israel dials 0-3-... Here's what breaks when you become your own carrier. -
#4179: Why Your Phone Number Link Is Costing You CustomersThat non-clickable phone number on your site is quietly bleeding leads. Here’s the five-minute fix. -
#4052: From Phone Number to Identity MapHow a single phone number becomes a map of someone's digital life through graph-based OSINT techniques.