Guides
How to check if a phone number is active (and what "active" really means)
To check if a phone number is active, validate it, then run a carrier or HLR lookup for live status; app checks show registration. Free methods and limits.
8 min read
Articles tagged “Number validation”
2 articles.
Guides
HLR lookup vs MNP lookup vs number validation: what each one answers
Validation checks the digits, MNP finds the current network, HLR asks the network if the number is live. What each answers, costs and misses.
7 min read
