What is WhatsApp number checking?
It applies a selected WhatsApp check to a lawfully obtained number list and returns structured results aligned with the source data.
WhatsApp Hub
WhatsApp Number Checking Research and Guides
Practical guidance for WhatsApp registration, fast registration, high-precision registration, activity, gender and age, avatar, and full-format checks, from reliable TXT input to task selection and result interpretation.
Latest guides
315 published articles match this hub.
WhatsApp 1 min
Mauritania +222 Demographics: A Partner-Heavy Sample Is Not a National Profile
Label source weight, unknowns and coverage limits in a multi-source Mauritania +222 WhatsApp Gender and Age report.
Read guideWhatsApp 1 min
Run Namibia +264 Avatar Checking Only After Country Evidence Is Recovered
Connect Namibia +264 country-evidence recovery and WhatsApp avatar observation as two stages so guessed phones are not profiled.
Read guideWhatsApp 1 min
North Macedonia +389 WhatsApp Avatars: Transliteration Cannot Verify Identity
Separate North Macedonia +389 phones, name transliteration and WhatsApp avatar observations without using spelling similarity to verify identity or language.
Read guideWhatsApp 1 min
Spain +34 WhatsApp Full Format: Give Every Excel Column Lineage and Expiry
Assign column-level provenance, purpose, access and expiry to Spain +34 WhatsApp Full Format instead of importing the entire workbook into CRM.
Read guideWhatsApp 1 min
Many Blank Avatars in a Guatemala +502 Partner List May Be a Source Problem
Investigate blank avatars in Guatemala +502 lists by partner and collection batch, separating format, age, visibility and task unknowns.
Read guideWhatsApp 1 min
Run a Counterfactual Check Before Using Botswana +267 WhatsApp Demographics
Use counterfactual questions to test whether Botswana +267 WhatsApp demographic segmentation creates unjustified differences and preserve small-sample unknowns.
Read guideWhatsApp 1 min
Sri Lanka +94 WhatsApp Gender and Age: Define Bands Before Seeing Results
Freeze age bands, unknown states and minimum-cell rules before reviewing Sri Lanka +94 WhatsApp profile results.
Read guideWhatsApp 1 min
Chad +235 WhatsApp Full Format: Reconnect French and Arabic CRM Records Safely
Reconnect WhatsApp Full Format output to multilingual Chad +235 CRM records with stable internal keys rather than names, scripts or row order.
Read guideWhatsApp 1 min
After a Denmark +45 WhatsApp Avatar Check, Keep the Image or Only the Observation?
Compare retaining original images, temporary thumbnails and observation-only states after a Denmark +45 WhatsApp avatar task.
Read guideWhatsApp 1 min
Can a Paraguay +595 Partner List Enter WhatsApp Registration? Ten Acceptance Checks
Use ten provenance, formatting, permission, deduplication and reconnection checks before admitting a Paraguay +595 partner list to WhatsApp Registration.
Read guideWhatsApp 1 min
Russia +7 WhatsApp Activity: A Shared Prefix Is Not Enough for Country Admission
Use source-country evidence and rule versions to admit phones to a Russia WhatsApp Activity queue when +7 alone is insufficient.
Read guideWhatsApp 1 min
St Helena, Ascension and Tristan da Cunha Need Three WhatsApp Activity Queues
Split St Helena, Ascension and Tristan da Cunha into three location and phone-evidence queues before interpreting WhatsApp Activity.
Read guideFrequently asked questions
Which upload format is supported?
The current workflow accepts TXT files. Use one normalized phone number per line.
Where can I confirm currently supported fields?
Check the WhatsApp product page and signed-in dashboard for live task types, fields and credit usage.
