phone fun, was GeoIP database issues and the real world consequences
John R. Levine
johnl at iecc.com
Wed Apr 13 19:45:04 UTC 2016
>> NANP geographical numbers can be located to a switch (give
>> or take number portability within a LATA), but non-geographic numbers
>> can really go anywhere. On the third hand, it's still true that the
>> large majority of them are in the U.S.
> Would you agree that 408-921 is a geographic number?
No. It's a prefix, assigned to the at&t switch in west San Jose.
> I guarantee you that there are phones within that prefix within
> US/Calif/LATA-1 and also some well outside of that, probably not even in
> the same country.
Who said anything about phones? Could you describe what "geographic
numbers can be located to a switch" means to you?
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