Buy Telemarketing Data Today
Why use professionally-sourced telemarketing data?
B2B telemarketing campaigns are only as effective as the data behind them. Without accurate and reliable information, your team risks wasting valuable time contacting businesses that aren’t the right fit for your product or service.
Professionally-sourced telemarketing data ensures your efforts are focused on the prospects that matter most. With up-to-date, GDPR-compliant records, you can confidently target decision-makers, tailor your messaging to their needs, and dramatically improve call success rates.

Working With A Telemarketing Data Provider
Gain a competitive advantage by partnering with a specialist telemarketing data broker.
Instead of spending time chasing leads from outdated or incomplete lists, you gain immediate access to GDPR-compliant, carefully maintained telemarketing databases that connect you with the right decision-makers from the outset.
A reputable provider does far more than simply hand over a list of phone numbers. They deliver accurate, verified, and targeted information that aligns with your campaign goals. This allows your sales team to spend less time dialling wrong numbers and more time speaking with prospects who are genuinely relevant to your business. With professionally sourced data, your calls become sharper, your proposals more relevant, and your conversion rates noticeably higher.
By partnering with RD Marketing, you not only save time and reduce wasted effort, but also create more meaningful conversations that lead to stronger business relationships and more sales opportunities.
Always Accurate
Reach the right people first time with data that’s verified, current, and reliable. No more wasted calls, just real conversations that matter.
Rich Business Insights
Access job titles, company size, sectors, and more — everything you need to target decision-makers with precision.
Save Hours, Win More
Skip the grind of building your own list. Our ready-to-use telemarketing data lets your team focus on closing deals.
Smarter Spend
Why waste money on DIY data? Our telemarketing databases are affordable, effective, and proven to deliver better returns.
More Calls That Convert
With accurate, targeted data, every call works harder. Enjoy stronger response rates and a clear uplift in ROI.
Getting The Most Out of Your Telemarketing Database
Telemarketing data is most powerful when it’s applied strategically.
Rather than treating a database as just a list of phone numbers, it should be seen as a tool for building meaningful conversations with the right people at the right time.
One of the most effective uses of B2B telemarketing data is lead generation and prospecting. With accurate, GDPR-compliant information, your sales team can quickly identify decision-makers, qualify opportunities, and move prospects further down the pipeline.
Telemarketing data is also invaluable for appointment setting. By focusing on verified contacts within your target industries, you can secure meetings with prospects who have the authority to buy, giving your campaigns a stronger chance of conversion.
Beyond prospecting, many businesses use telemarketing databases for customer retention and renewals. Reaching out to existing accounts with timely, relevant offers helps strengthen relationships and maintain revenue.
Accuracy is Crucial in Telemarketing Data
The success of any telemarketing campaign depends on the quality of the data behind it.
Outdated or inaccurate information wastes valuable time, frustrates your sales team, and can damage your brand’s reputation. That’s why accuracy is at the heart of every database we supply.
Our B2B telemarketing data is sourced from trusted providers and undergoes continuous verification. Every record is checked and refreshed regularly to ensure it reflects the most up-to-date contact details available. We back this with industry-leading guarantees: 90% accuracy for telephone numbers. If our data ever falls below this benchmarks, we provide a pro-rata refund or like-for-like replacements, giving you complete peace of mind.
Accurate data means your team spends less time dialling wrong numbers and more time speaking with genuine decision-makers.
Our Data Is Fully GDPR & PECR Compliant
Using telemarketing data that has not been sourced and maintained in line with regulations exposes your business to serious risks, including fines, reputational damage, and wasted investment.
Every telemarketing database we provide is fully compliant with GDPR and PECR regulations. Our data is sourced responsibly, regularly validated, and carefully managed to ensure it meets the highest legal and ethical standards. This means you can focus on running effective campaigns with the confidence that your marketing activity is protected.
Working with a compliant data provider also helps you build trust with your prospects. When customers know their information is being used responsibly, they are more likely to engage positively with your calls. Compliance isn’t just about ticking boxes – it’s about safeguarding your business and enhancing the effectiveness of your campaigns.
With RD Marketing, you have the assurance that every record supplied is accurate, up to date, and aligned with the latest data protection legislation.
Get Started Today
Ready to take your telemarketing campaigns further?
As a trusted UK provider of B2B telemarketing data, we supply accurate, GDPR-compliant databases that connect you directly with the right decision-makers.
Contact RD Marketing today for a free consultation or request a no-obligation quote. With our expertise, accuracy guarantees, and commitment to compliance, you can be confident that every call is built on a strong foundation.