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
307 published articles match this hub.
WhatsApp 1 min
Algeria WhatsApp Activity Looks Wrong? Diagnose 0-to-+213 Conversion First
When Algerian activity output has excessive blanks or duplicates, inspect the domestic leading zero, +213 conversion, repeated country codes and spreadsheet damage before rerunning WS Activity.
Read guideWhatsApp 1 min
Tunisia WhatsApp Activity: Join +216 Results to a French-Arabic CRM
Tunisia uses +216 and a closed eight-digit plan. Build a stable phone key, keep French and Arabic names in the CRM, and join the four WS Activity fields without losing language or identity context.
Read guideWhatsApp 1 min
China +86 WhatsApp Registration Checks: What the Result Proves—and What It Does Not
Prepare business-owned +86 contact lists, separate eleven-digit personal mobile candidates from other number resources, and interpret WhatsApp registration results without inferring access, activity or consent.
Read guideWhatsApp 1 min
India WhatsApp Registration Check: Clean +91 Mobile Lists Before Screening
Normalize Indian ten-digit mobile numbers into +91 format, remove duplicate representations, submit a TXT registration job, and return the two Excel fields to a controlled CRM table.
Read guideWhatsApp 1 min
New Zealand WhatsApp Activity: Separate +64 Format, Portability and Recency
A +64 prefix supports number normalization, not a current-carrier claim. Compare New Zealand numbering, number portability and WS Activity fields to build defensible customer-service cohorts.
Read guideWhatsApp 1 min
Dominican Republic WhatsApp Activity: Cleaning Mixed 809, 829 and 849 Lists
Work through a mixed Dominican Republic contact list: isolate +1 809/829/849 numbers, prevent spreadsheet damage, run WS Activity, and return dated results to the CRM without guessing.
Read guideWhatsApp 1 min
Svalbard WhatsApp Activity: Review +47 Contacts Through Time-Stamped Cohorts
Svalbard contacts use Norway’s +47 numbering plan. Learn how to classify number types, separate project sources, and interpret WhatsApp activity fields as dated cohorts rather than regional behaviour.
Read guideWhatsApp 1 min
Christmas Island WhatsApp Checks: Reconciling a CX Label with +61 Numbers
Christmas Island uses Australia’s +61 telephone system while CX remains a geographic label. Learn how to preserve provenance, normalize fixed and mobile numbers, and interpret registration results.
Read guideWhatsApp 1 min
Cuba WhatsApp Registration Checks: From +53 Number Format to Usable Segments
Prepare eight-digit Cuban +53 numbers, run a WhatsApp registration check, and separate registered, unregistered, and review records without confusing registration with activity or consent.
Read guideWhatsApp 1 min
Cuba WhatsApp Activity Screening: Building Comparable Cohorts from +53 Numbers
Use Cuba’s 2024 eight-digit numbering plan to prepare +53 mobile candidates, run the four-field WS activity task, and compare dated cohorts without converting unknowns into inactive users.
Read guideWhatsApp 1 min
Bouvet Island WhatsApp Registration: Do Not Treat BV as a Calling Code
Model Bouvet Island geography, the real telephone numbering plan and a WhatsApp registration result as separate fields. This guide explains +47 attribution, TXT preparation and responsible reporting for BV-labelled records.
Read guideWhatsApp 1 min
Why a Bouvet Island Phone List Is Suspicious: Audit the Country Label Before WhatsApp Screening
Bouvet Island is not an ordinary consumer telephone market. Learn how to separate a BV geographic label from the real number plan, quarantine contradictory records, and decide whether any lawful record belongs in a WS activity task.
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.
