Telemarketing lists, marketing data and data cleansing suppliers
Need better data for your next outbound campaign? Compare suppliers of telemarketing lists, B2B and B2C marketing data, SMS lists and data cleansing services.
Each supplier shows what they specialise in and where they operate, so you can find compliant, targeted data quickly.
Buying telemarketing data? What to know before you choose a supplier
Overview
Why does your telemarketing list decide your results?
The best outbound sales, telemarketing or lead generation campaign is only as good as the list behind it. Targeted, accurate data is what separates campaigns that pay back from those that burn through the budget.
Agents get through data quickly: between unanswered calls, wrong numbers and disconnected lines, a poor list wastes most of a shift. Better data means fewer wasted calls and more conversations with people likely to buy.
Higher-quality lists cost more, but they usually return far more per hour of agent time than cheap, generic data.
What you can buy
Which types of marketing data can you buy?
Telemarketing lists: consumer and business contacts prepared for outbound calling campaigns.
B2B marketing lists: business data segmented by industry, job title, company size, revenue and location.
B2C lists: consumer data targeted by demographics, location and interests.
SMS marketing lists: mobile numbers and campaign support for text message marketing.
Data cleansing: removing duplicates, fixing errors, updating records and screening against do-not-call registers.
Good suppliers will format the data to suit your dialler or CRM, so it loads cleanly on day one.
Compliance
What rules apply to telemarketing and SMS data?
Calling and texting are regulated in most markets, and fines for getting it wrong can be large. Before you buy or use any list, check:
Do-not-call registers: numbers must be screened against the register in each market you call.
Consent: SMS and email marketing usually need the recipient's consent, a clear sender identity and an easy way to opt out.
Privacy law: ask how the data was collected, what permissions came with it and how it's kept up to date.
Screening dates: registers change constantly, so confirm when the list was last screened and how often it will be re-screened.
Our sales and lead generation guide covers telemarketing rules in more detail. Always check the regulator's own guidance for current rules.
Data cleansing
Data cleansing: how much is your existing data costing you?
If you already hold customer or prospect data, cleansing it is often the fastest win. It removes duplicates, corrects errors, fills gaps and screens against do-not-call registers.
That reduces compliance risk, stops agents wasting time on dead records and gets more value from data you've already paid for.
How to choose
How do you choose a telemarketing data supplier?
Define your target
Industry, job titles, company size, location or consumer profile. The tighter the brief, the better the list.
Ask how the data is sourced
Where it came from, what consent applies and how often it's verified.
Check screening
Which do-not-call registers it's screened against, and when.
Start with a sample
Test a small batch for contact rate and accuracy before buying in volume.
Consider the whole campaign
Some outsourcers will source the data and make the calls for you.
A set of consumer or business contacts prepared for outbound calling, usually targeted by location, industry, job title or consumer profile, and screened against do-not-call registers.
Is it legal to buy telemarketing data?
In most markets, yes, as long as the data was collected lawfully and you follow the calling rules, including screening against do-not-call registers. Check the rules in each market you call.
What is data cleansing?
Cleaning your existing data by removing duplicates, fixing errors, updating records and screening against do-not-call registers.
Can an outsourcer supply the data and make the calls?
