E.164 Phone Number Formatter - International Phone Format
Use the free E.164 Phone Number Formatter from ToolNest to normalize local and international phone numbers, fix duplicate country codes and trunk prefixes, switch E.164, national, international, or digits-only output, and copy a clean value for CRMs.
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Phone Number Formatter: popular Google search intents
Most visitors paste a local or international phone number from a form, CRM, spreadsheet, checkout, or API log, need duplicate country codes fixed, trunk prefixes handled, E.164 output prepared, and one clean value ready to copy on mobile.
What this tool is for
Phone Number Formatter is built for people who need a quick online utility for phone number formatter. It is part of ToolNest's Everyday Lookup collection and is designed for repeated everyday use.
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Phone Number Formatter is part of a wider browser toolbox. These links help users and crawlers move from this page into nearby daily tasks.
Frequently asked questions
Is Phone Number Formatter free?
Yes. ToolNest provides Phone Number Formatter as a free browser-based utility.
Does Phone Number Formatter require an account?
No account is required. Open the tool and use it directly in your browser.
Can Phone Number Formatter convert a local phone number to E.164?
Yes. Paste a local or international number, then tap Format Phone. The default output is a copy-ready E.164 value with a plus sign, country calling code, and national number digits. Advanced options can switch to national, international, or digits-only output.
Can Phone Number Formatter fix duplicate country codes or trunk prefixes?
The formatter handles common cases such as +1 numbers, numbers pasted with the country code but no plus sign, 00 international prefixes, and local trunk prefixes for the selected locale. Review the report before using the value in production data.
Does Phone Number Formatter verify whether a phone number is active?
No. This tool formats and normalizes phone numbers for copying into forms, CRMs, APIs, or contact lists. It does not verify carrier assignment, subscriber ownership, or whether the number is currently active.
How do I use Phone Number Formatter?
Open the Phone Number Formatter page, enter or paste your values, use the visible controls, and copy the result from the first working area. It is grouped with Everyday Lookup for quick browsing.
Can I copy results from Phone Number Formatter?
Yes. ToolNest tools are designed around copy-ready output, so you can reuse the result in documents, spreadsheets, code editors, forms, or messages without creating an account.