Phone Number
Formatter Tool
Generate phone numbers in six different display formats simultaneously. Compare National, International, E.164, Digits, Dashed, and Dotted side by side.
What Is a Phone Number Formatter?
A phone number formatter converts phone numbers between different display formats — National, International, E.164, Digits Only, Dashed, and Dotted. Each format serves a different purpose in software applications.
Understanding phone number formatting is essential for applications that display numbers to users, store them in databases, or transmit them via APIs. This tool generates numbers in all six formats simultaneously, showing you exactly how each format looks for any country.
- ✓ Six simultaneous format outputs for every generated number
- ✓ Visual comparison of formatting rules across countries
- ✓ Understand when to use each format in your application
- ✓ E.164 for storage, National for display, International for context
Select
Choose country & format
Format
Apply display rules
Compare
See all formats side by side
Phone Number Formatter Features
Everything you need — built for speed, privacy, and flexibility.
Six Format Outputs
Generate numbers in National, International, E.164, Digits Only, Dashed, and Dotted — all from a single generation.
Country-Specific Rules
Each format applies the authentic spacing, grouping, and separator rules specific to the selected country.
50+ Country Formats
See how phone numbers are formatted differently across 50+ countries, each with unique display conventions.
Format Comparison
View all six formats for the same number simultaneously, making it easy to understand the differences between styles.
Storage Format Guidance
Learn which format to use for database storage (E.164), user display (National), and API communication (International).
Batch Format Export
Export formatted numbers in your chosen style as JSON or CSV for direct integration into your application.
Responsive Interface
Format and compare phone numbers on any device — desktop, tablet, or mobile — with a fully responsive interface.
Instant Formatting
Format conversion happens in real-time as you switch between styles. No page reloads, no delays.
How to Format Phone Numbers
Follow these simple steps to get started.
Choose Country
Select a country to see its specific formatting rules. Each country spaces, groups, and prefixes digits differently.
Select Display Format
Choose which of the six formats you want: National, International, E.164, Digits Only, Dashed, or Dotted.
Generate Formatted Numbers
Create a batch of numbers in your selected format. Switch formats anytime to compare how the same numbers look.
Copy or Export
Copy formatted numbers individually or in bulk. Export as JSON or CSV with your chosen formatting applied.
Format Comparison by Country
Compare formats, country codes, and digit lengths across major countries.
| Country | Code | Format | Example | Digits | |
|---|---|---|---|---|---|
| 🇺🇸 USA | +1 | (XXX) XXX-XXXX | (310) 482-7193 | 10 | |
| 🇬🇧 UK | +44 | 0XXXX XXXXXX | 07193 482567 | 11 | |
| 🇨🇦 Canada | +1 | (XXX) XXX-XXXX | (437) 829-4153 | 10 | |
| 🇦🇺 Australia | +61 | 0X XXXX XXXX | 04 9183 2547 | 10 | |
| 🇮🇳 India | +91 | XXXXX XXXXX | 82914 37058 | 10 | |
| 🇵🇰 Pakistan | +92 | 03XX XXXXXXX | 0318 4729531 | 11 | |
| 🇩🇪 Germany | +49 | 0XXX XXXXXXX | 0168 2947315 | 11 | |
| 🇫🇷 France | +33 | 0X XX XX XX XX | 07 18 42 93 57 | 10 | |
| 🇧🇷 Brazil | +55 | (XX) XXXXX-XXXX | (71) 93184-2579 | 11 |
Who Needs Phone Number Formatting?
Built for professionals across development, testing, and design.
UI Developers
Display phone numbers in the correct national format for each user's locale, improving readability and trust.
Database Architects
Understand which format (E.164) to use for storage and which (National) to use for display in query results.
Localization Teams
Apply correct phone formatting for each target market, respecting local conventions for digit grouping and separators.
CRM Developers
Format contact phone numbers correctly in CRM interfaces based on the contact's country or region.
Report Designers
Display phone numbers consistently across reports, dashboards, and data exports using standardized formatting.
Integration Engineers
Convert between formats when integrating systems that use different phone number display conventions.
Common Use Cases
See how professionals use phone number formatter every day.
Display Layer Formatting
Convert stored E.164 numbers to user-friendly national format for display in web and mobile application interfaces.
Database Normalization
Understand format differences to normalize phone numbers into a single canonical format (E.164) for consistent storage.
Locale-Aware Display
Show phone numbers formatted according to the viewer's locale — UK users see UK format, US users see US format.
CSV/Excel Export Formatting
Format phone numbers appropriately before exporting to CSV files or Excel reports for business users.
Print Material Formatting
Apply correct national formatting for phone numbers appearing in business cards, brochures, and printed directories.
Contact Card Generation
Format phone numbers correctly for vCard files, Google Contacts imports, and mobile contact list displays.
Input Mask Design
Study format patterns to design input masks that guide users to enter phone numbers in the correct format.
Phone Formatting Misconceptions
One format works everywhere
Each country has unique formatting conventions. US uses (XXX) XXX-XXXX, UK uses 0XXXX XXXXXX, France uses 0X XX XX XX XX. One format does not fit all.
E.164 is only for APIs
E.164 is the best format for database storage because it's unambiguous. Use it for storage and convert to national format for display.
Formatting is purely cosmetic
Proper formatting improves readability, reduces input errors, and ensures numbers are parseable by telephony systems that expect specific patterns.
Phone formatting rules never change
Countries occasionally update their numbering plans — adding digits, reassigning area codes, or changing mobile prefixes. Stay updated.
Important: Generated formatted numbers are for reference, testing, and development. They are not connected to real subscribers.
Key Takeaways
Six formats serve different purposes: display, storage, APIs, and human readability.
E.164 is the standard for storage and APIs — unambiguous and internationally unique.
National format is best for user-facing display within a single country.
International format adds context when displaying numbers from other countries.
Each country has unique formatting conventions for spacing and grouping.
Always store numbers in E.164 and format for display at the presentation layer.
Generated formatted numbers are free, instant, and cover 50+ countries.
Tips for Using Phone Number Formatter
Practical advice for getting the most out of this tool. Click any card to flip it.
Store as E.164
Click to reveal →Always store phone numbers in E.164 format (+12125550147). Convert to display format only in the presentation layer of your application.
Display as National
Click to reveal →Show users their phone numbers in national format — it's what they recognize. US: (212) 555-0147, not +12125550147.
International for Context
Click to reveal →When showing numbers from other countries, use international format (+1 212 555 0147) to give users the country code context they need.
Design Input Masks
Click to reveal →Study the format patterns for your target countries and build input masks that guide users to enter numbers in the expected format.
Test Format Switching
Click to reveal →Generate numbers and switch between all 6 formats to understand how your application should convert between storage and display formats.
Handle Edge Cases
Click to reveal →Some numbers have variable lengths within the same country. Test your formatter with numbers from multiple area codes to catch edge cases.
Frequently Asked Questions
Everything you need to know about phone number formatter.
National (local display), International (with country code and spaces), E.164 (storage standard, no spaces), Digits Only (raw numbers), Dashed (separated by hyphens), and Dotted (separated by periods).
E.164 (+[country code][subscriber number], no spaces). It's internationally unique, unambiguous, and the universal standard for phone number storage.
National format. Users recognize phone numbers in their local convention — (212) 555-0147 for US, 07911 123456 for UK.
Each country's telecom authority defines its own numbering plan, including digit grouping, separator styles, and area code conventions.
Yes. Change the format selector at any time and the existing generated numbers will be reformatted instantly without regenerating.
Use International format, which prepends the country code and uses spaces: +1 212 555 0147. This tells callers which country to dial.
Both separate digit groups for readability. Dashed uses hyphens (212-555-0147), Dotted uses periods (212.555.0147). Choice is stylistic.
Yes. Select your preferred format before exporting. JSON and CSV exports will use whichever format is currently active.
Yes. Completely free, unlimited, and requires no registration. Format and compare phone numbers for any supported country.
We support 50+ countries, each with distinct formatting rules for digit grouping, separator placement, and area code display.