Choosing a Phone Number List for Telemarketing
What to check before you buy: active contact share, country coverage, and whether the entries suit SMS campaigns as well as calls.
Country phone lists →Latest Articles
Short reads on choosing contact lists, structuring campaigns, and getting more from phone, WhatsApp, Telegram and email data.
When to Use WhatsApp, Telegram or Email
Each channel reaches people differently. Compare response patterns and pick the list type that matches how your business sells.
WhatsApp number lists →Reading a Database Before You Buy
A practical walkthrough of the fields you should expect in a quality list, from email leads to mailing addresses and phone numbers.
Special databases →About this section
These posts cover contact data and marketing practice in general terms. For the live lists themselves — phone numbers, WhatsApp numbers, Telegram numbers and email lists by country — browse the database sections of the site.
Ready to explore the data?
Country coverage spans Australia, Brazil, Canada, China, France, Germany, India, Italy, Japan, Mexico, Russia, Singapore, Switzerland, Turkey, UAE, UK, USA, Vietnam, Thailand and more, with 95% accurate and active records across every list type.
View Country ListsCommon Questions
Short answers on how the blog and the wider database site fit together.
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What does B TO C Database publish?
Articles on using contact data and marketing tips, plus updates about the database services behind the phone number, WhatsApp, Telegram and email lists.
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Which list types are covered?
Phone number lists, WhatsApp number databases, Telegram number lists and B2B and B2C email lists, each organised by country where available.
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How accurate is the data?
The site states that its data is 95% accurate or active, gathered from reliable sources and organised for telemarketing and online marketing use.