How does NumSwift extract phone numbers from text?

NumSwift uses advanced pattern recognition to automatically identify and extract phone numbers from any text you paste. It supports international formats and validates numbers in real-time.

Can I send WhatsApp messages without saving contacts?

Yes! NumSwift allows you to send WhatsApp messages directly to any phone number without adding it to your contacts. Just extract the number and click the WhatsApp button.

Is my data safe when using NumSwift?

Absolutely. NumSwift is completely privacy-focused - all data processing happens locally in your browser. No text or phone numbers are sent to our servers.

Does NumSwift work with international phone numbers?

Yes, NumSwift supports phone numbers from all countries and automatically detects the country format. You can also manually select your country for better accuracy.

Can I extract multiple phone numbers at once?

Yes. NumSwift can extract many phone numbers from a single text block. It automatically deduplicates results and keeps up to 50 numbers for quick access.

How do I format a phone number for international calling?

Paste the number into NumSwift and select the correct country. NumSwift validates it and shows the properly formatted international version with the correct country code.

Phone Number Extractor for Law Firms & Legal Teams

Attorneys, paralegals, and legal assistants regularly need to contact clients, witnesses, and opposing counsel from numbers buried in case files, court documents, and lengthy correspondence. NumSwift extracts every phone number from these documents instantly, reducing the time spent on manual searches during time-sensitive case preparation.

Last updated: 2026-03-18

Extract Phone Numbers Instantly

Paste text to extract phone numbers and contact directly

How to Use the Phone Number Extractor

Start by pasting text with phone numbers to see them appear here!

1. Copy Text

Copy text with phone numbers

2. Extract Numbers

Paste & extract

3. Use the Numbers

Call, SMS, or WhatsApp

🔒 Privacy-First Tool

All processing happens in your browser. Your data never leaves your device and is not stored on our servers.

Need help or have feedback? Contact us - we'd love to hear from you!

💡 Pro Tips

• Paste text from emails, documents, or websites
• Works with international phone numbers from all countries
• Click WhatsApp to message without saving contacts
• Your extracted numbers are saved locally for quick access

Connect with the creator:

How to Extract Phone Numbers from Legal Documents

Copy text from case files, court filings, correspondence, or client intake forms.
Paste the text into NumSwift — all phone numbers are extracted automatically.
Select the relevant jurisdiction's country for proper number formatting.
Tap any number to call a client, witness, or opposing counsel directly.
Process new case documents as they arrive during litigation.

Why Legal Teams Use NumSwift

Extract contact numbers from lengthy case files without manual page-by-page searching.
Reach witnesses and clients faster during time-sensitive litigation.
Handle multi-jurisdictional cases with automatic international number formatting.
All processing happens locally — no client data or case information leaves your browser.
No software installation or firm IT approval required.

Frequently Asked Questions

▶Is client data secure when using NumSwift?

Yes. NumSwift processes all text entirely in your browser. No data is transmitted to any external server, and no case information or phone numbers leave your device. This makes it suitable for handling confidential legal materials.

▶Can I extract numbers from court filings and depositions?

Yes. Copy the text from any legal document — court filings, deposition transcripts, correspondence, or discovery materials — and paste it into NumSwift. Phone numbers are identified and extracted regardless of the surrounding legal text.

▶Does it handle numbers from different jurisdictions?

Yes. NumSwift recognizes phone formats from over 200 countries and territories. This is useful for firms handling international litigation, immigration cases, or cross-border transactions where contacts may have numbers from multiple countries.

▶Can paralegals use this during case preparation?

Absolutely. The typical workflow is: copy a block of text from a case document, paste into NumSwift, and get a clean list of all phone numbers mentioned. This saves significant time during case preparation when building contact lists for witnesses, experts, and parties.