Frontend Frameworks

python-phonenumbers

Parse, format, store and validate international phone numbers.

Status
Generally available
Last checked
Checked · Oct 10, 2026
License
Open source
Pricing
Free tier · from $0

What it is

Python library for parsing, formatting, storing and validating international phone numbers. It supports multiple countries and provides a robust way to handle phone number data in applications.

python-phonenumbers offers comprehensive support for parsing, formatting, and validating international phone numbers, making it an essential tool for applications dealing with global user data.

When it fits — and when it doesn’t

A good fit for

  • Projects requiring robust and accurate handling of international phone numbers.

  • Developers working on applications that need to validate user input for phone numbers.

  • Teams building global applications where phone number validation is critical.

Look elsewhere if

  • Applications that do not require handling or validating phone numbers.

  • Scenarios where the overhead of a library for phone number handling is unnecessary.

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited real-time support and updates for new country codes

    Updates may lag behind the introduction of new phone number formats or country-specific rules

  2. 02

    Performance overhead due to extensive validation logic

    Complex validation and parsing routines can introduce latency in high-throughput applications

What it does well

  • Supports parsing and formatting phone numbers for multiple countries.

  • Validates phone number formats according to country-specific rules.

  • Provides functionality to store phone numbers in a standardized format.

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up python-phonenumbers

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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