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How to analyse a French phone number according to E.164 - Stack Overflow
Use the Prefix Tele- and the Suffix -Phone to Form New Words Worksheet - EdPlace
bro, just choose phone number prefix from unsorted list of hundreds of prefixes (AngelList) : r/ProgrammerHumor
Why 0800 Numbers are Best for Business | eReceptionist
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php - Efficiently match a database of phone number prefixes to a phone number? - Stack Overflow
Contacts Prefix Fixer - Apps on Google Play
International Calling Codes - Nations Online Project
Sourcing tricks: Phone number
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Please use the right phone | internal info
