Phone Number Falsehoods

This cluster centers on the 'Falsehoods Programmers Believe About Phone Numbers' article, discussing misconceptions like phone numbers not being unique, globally fixed, or permanently owned, including portability, recycling, and international variations.

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Comments
20
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#950
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Keywords

US FALSEHOODS.md GETS archive.org NCS ycombinator.com FAL yellowpages.com FALSEHOODS github.com phone numbers phone numbers phone number number telephone yellow pages area code

Sample Comments

knorker Mar 30, 2021 View on HN

Phone numbers do work that way.

flukus Oct 25, 2016 View on HN

Number 4 on the falshoods programmers believe about phone numbers:https://github.com/googlei18n/libphonenumber/blob/master/FAL...

Faaak Jan 30, 2019 View on HN

European here: our (mobile) phone numbers are "random". Are yours too or are they matched to a subscription area ?

alistairSH Sep 11, 2019 View on HN

But phone numbers are not unique. They are regularly re-assigned to new customers.

michaelmrose Dec 14, 2023 View on HN

Due to phone number portability no not really.

scotty79 May 30, 2024 View on HN

Aren't phone numbers longer than they used to be?

GoblinSlayer Jun 21, 2022 View on HN

We should do something with phone numbers too.

_Microft Mar 4, 2019 View on HN

Just two weeks ago: Falsehoods Programmers Believe About Phone Numbers - https://news.ycombinator.com/item?id=11321236

nolok Oct 19, 2012 View on HN

Or make that much assumptions about their phone numbers

lone_haxx0r Oct 9, 2019 View on HN

Regular people don't "have" or control any phone number, telcos do.