Vietnam phone number checks

Check Vietnam (+84) numbers in bulk and find their accounts on Telegram, Facebook, WhatsApp, Viber and more. Order on the web, through the Telegram bot or by API, and pay per record.

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Checks for Vietnam numbers

Telegram
- Registered check
- Active check
- Extended check
- Gender and age check
- Username active check
See checks
Facebook
- Registered check
See checks
WhatsApp
- Registered check
- Active check
- Extended check
- Gender and age check
See checks
Viber
- Registered check
- Active check
See checks

Number format

One number per line with its country code +84, for example +84 91 *** 4567. A UTF-8 TXT or CSV file with one column and no header.

Submission format comparison (Valid vs Common mistakes)

Format type	Example	System handling
International format with leading + (Recommended)	`+8491***4567`	Accepted · Included in check
Digits-only international format (with country code)	`8491***4567`	Accepted · Included in check
Local trunk prefix 0 or missing country code	`091***4567`	Skipped automatically · Not billed

All countries and regions

Start bulk phone number checking & active account filtering

Upload your list and CheckIM strips duplicates and invalid numbers for free, then gives you an instant quote for registration or activity checks.

See pricing