The Top Cold Calling Companies in 2026: A US, SG, & AU Guide

You’re probably thinking to yourself, “Cold calling in 2026, isn’t that obsolete?” Don’t worry, that’s completely understandable. With B2B buyers consuming more digital content, it’s tempting to believe that social media, websites, and SEO have entirely replaced cold calls.

However, recent data shows that 24% of sales teams still use cold calling as their primary channel, while another 25% use it in a secondary role. This highlights its continued importance for sales teams, which begs the question: why exactly do they think it’s dead?

Many companies report cold calling not converting to meetings, with benchmark data putting average booking rates at around 2%-3%. This doesn’t necessarily mean that cold calls are dead, but more so that they are difficult to execute properly. With markets around the world growing more competitive, these initiatives will only become more challenging – especially for unprepared businesses. For companies without the resources and expertise to execute these campaigns or those concerned about potential setbacks, consider partnering with top cold calling companies in 2026 or with an outsourced SDR services provider.

What This Guide Covers

Of course, choosing the right company isn’t that simple. This is in no small part because every company has a different approach to cold calling, and your business has unique needs to address throughout the partnership. For outsourced campaigns to succeed, they need strategic alignment—and this is exactly where many fail before they even begin. With misaligned strategies posing real risks to your business, we’ve listed down the top cold calling companies in 2026 to narrow down your options and guide you through the process.

Is Cold Calling Still Effective for B2B Lead Generation in 2026?

Before answering whether cold calls are still effective, you need to understand what made them successful in the first place. It’s a strategy that hinges on two things: broad reach and one-to-one engagement, making it ideal for volume-oriented campaigns. For years, cold calling was the go-to strategy for sales teams, and it worked because B2B buyers used fewer interaction channels. 

This has changed over the years, especially with industry reports showing that buyers use around 10 interaction channels throughout their buying journey. Outreach isn’t just fragmented, it’s also more demanding, especially for smaller teams in dynamic markets. However, this doesn’t mean that cold calling itself is obsolete; it’s just that the usual approach is getting outdated.

So, the question really isn’t “Is cold calling still effective in 2026?”, but “Will it be effective for my business in 2026?”. As always, there isn’t a simple answer, but it often comes down to how well you understand your business and the market you’re targeting. With that in mind, here are some key factors to guide your initiatives:

1. Define a clear and well-qualified ICP
2. Integrate cold calling into a multichannel outreach strategy
3. Ensure messaging is tailored to the prospect
4. Maintain a structured and consistent follow-up cadence
5. Prioritise timing and context over call volume
6. Align cold calling efforts with sales capacity and pipeline goals
7. Adjust your strategy based on your target market

For teams exploring how to activate cold calling beyond standard prospecting, see how it applies in high-stakes scenarios like cold calling strategies for product launches.

Cold Calling Outsourcing: When and Why It Makes Sense

We’ve established that cold calling campaigns are difficult, which is why many businesses prefer cold calling outsourcing. It tends to be more cost-efficient than hiring and training internal teams, which can make all the difference in competitive markets. However, outsourcing isn’t the only option available for your business, and may not be the best fit for your revenue goals and market conditions.

Given the current business landscape, cold calls are often combined with other channels like social media and SEO. They are still effective, but tend to work best as outreach support instead of the primary channel. This shift has made it more manageable for smaller teams, but not necessarily easier to execute well.

Outsourcing should only become a real consideration once you’ve carefully weighed your options. Ultimately, even the best cold calling services for B2B don’t guarantee your success—they only guide you towards your strategic priorities. That is exactly why careful evaluation matters.

1. Cold calling execution and consistency
2. Targeting precision and data reliability
3. Integration with broader outreach channels
4. Sales team structure and campaign ownership
5. Performance measurement and reporting clarity
6. Experience within relevant industries and markets
7. Campaign scalability based on available resources

For software and SaaS teams running ABM plays, this eBook on ABM telemarketing scripts for key software buyer personas is a practical starting point for persona-based outreach. 

What are the Best Cold Calling Companies in the US in 2026?

The United States gives businesses the widest range of options, but that is also what makes the market more difficult to evaluate. Many of the providers that offer outsourced cold calling services in the United States can look similar at first, even when the way they run campaigns, support outreach, and work with clients is very different. For businesses entering the market or trying to grow within it, the real challenge is narrowing down a company that fits the way their sales efforts actually need to run.

Callbox Inc. 

Founded in 2004 and headquartered in Encino, California, Callbox Inc. is one of the largest B2B lead generation companies in the world, serving clients across more than 50 markets. Their cold calling operations are run by dedicated SDR teams that combine human-guided outreach with AI-powered prospecting through their proprietary Pipeline platform — enabling precise targeting, structured call cadences, and real-time campaign visibility. 

Rather than offering cold calling as a standalone service, Callbox integrates it as a core component of a broader multichannel package that spans email, LinkedIn, and digital — ensuring each call is backed by verified data, a clearly defined ICP, and a coordinated outreach strategy designed to move prospects from first contact to booked meeting. With over 10,000 campaigns executed across technology, SaaS, healthcare, finance, and more, this approach gives clients a more complete and accountable path to pipeline growth. 

Intelemark

Founded in 2000, Intelemark is a B2B telemarketing agency that partners with mid-market to enterprise companies across the US. Their cold calling campaigns are built on a structured outbound framework, with US-based calling teams trained to engage and qualify prospects through tailored, conversation-driven outreach. Intelemark places a strong emphasis on human-led interactions, making them a strong fit for businesses that prioritise call quality and genuine prospect engagement over volume-based dialling. 

Leadium

Leadium is a B2B lead generation agency based in California, primarily serving high-growth and established B2B companies in the US market. Their cold calling efforts are supported by in-house prospect data and list-building capabilities, allowing their SDR teams to contact well-qualified leads rather than broad contact lists. Leadium’s consultative approach to phone outreach means their callers are trained to open conversations, handle objections, and move qualified prospects further down the pipeline — not just log call attempts. 

Martal Group

Based in Canada, Martal Group is a sales outsourcing agency that works with technology and AI companies across North America. Their cold calling campaigns are executed by senior, onshore SDRs who leverage AI-supported tools to prioritise high-intent accounts and personalise outreach at scale. Martal’s strength lies in targeting complex B2B buyers in tech-driven markets, where cold calls need to go beyond scripted pitches and into consultative, value-led conversations. 

SalesRoads

Founded in 2007, SalesRoads is a sales outsourcing agency that works with mid-market to enterprise companies across the United States. They specialise in building dedicated SDR teams for clients, with cold calling as a core delivery channel for pipeline generation. Their callers are trained to engage prospects across multiple touchpoints, qualify leads against defined criteria, and hand off sales-ready opportunities — making them a strong option for companies that need scalable outbound calling without building an in-house team. 

What are the Best Cold Calling Companies in Singapore in 2026?

Singapore may be a smaller market, but that does not necessarily make cold calling easier to evaluate. For many businesses, outreach in Singapore is tied to wider efforts across Southeast Asia or the broader APAC market, which means the decision often comes down to more than call execution alone. When comparing cold calling companies in Singapore, it is just as important to consider how well each provider can support outreach beyond Singapore itself.

Antasis

Antasis is a Singapore-based BPO that primarily serves enterprises across Southeast Asia. Their cold calling capabilities are built within a broader contact centre infrastructure designed for high-volume outbound engagement. For businesses that need large-scale calling operations with regional coverage — particularly across markets like Indonesia, Thailand, and Malaysia — Antasis offers the operational depth to support those requirements.

Callbox Singapore

Established in 2009, Callbox Singapore is the APAC arm of Callbox Inc., serving B2B clients across the region and internationally. Their cold calling campaigns are executed by SDR teams trained specifically for the Singapore and broader Southeast Asian market — covering cultural nuances, local business norms, and multilingual outreach across key APAC territories. 

Like all Callbox engagements, cold calling isn’t offered as a standalone service but as part of an integrated multichannel package — combining phone outreach with email, LinkedIn, and digital channels to support full pipeline development from first call to booked appointment.

inCall Systems

inCall Systems is a B2B lead generation agency based in Singapore and supports campaigns throughout the APAC region. Their telemarketing-led outbound campaigns are guided by structured lead qualification to identify and engage high-intent leads. inCall Systems is well-established across the region, with their outreach helping bridge the gap between foreign clients and local markets.

Konsyg 

Founded in Singapore in 2017 by former Google sales leadership, Konsyg is a global B2B sales outsourcing agency with active SDR teams across APAC, EMEA, and North America. Their cold calling operations are built on intent-based targeting — using firmographic, technographic, and behavioural data to prioritise high-fit accounts before a single call is made. 

Rather than relying on volume dialling, Konsyg’s callers work from custom talk tracks tailored to each prospect’s role and pain points, supported by a multichannel sequence that includes email and LinkedIn outreach. Their APAC-specific cold calling campaigns are particularly well-suited for technology, SaaS, and fintech companies looking to build a pipeline in Singapore and across the broader Southeast Asian market. 

SalesCaptain 

SalesCaptain is a B2B outbound sales agency with operations in Singapore that supports companies looking to generate a qualified pipeline through cold calling, email, and LinkedIn outreach. Their campaigns are built on advanced AI-driven tools and intent data, allowing their calling teams to prioritise prospects that have already shown buying signals rather than working from cold lists alone. 

With CRM integrations across HubSpot and Salesforce, SalesCaptain structures cold calling within a broader outbound system — ensuring each call is tracked, measured, and tied to pipeline outcomes rather than activity metrics.

What are the Best Cold Calling Companies in Australia in 2026?

Australia may not have the same number of providers as the US, but that does not make the decision any easier. In a smaller market, differences in approach can be easier to notice once you start comparing how each company runs campaigns, supports outreach, and works within the market. For businesses evaluating cold calling companies in Australia, the real challenge is finding one that makes sense for the market they are trying to enter.

Callbox Australia

Operating in Australia since 2004, Callbox Australia is the ANZ arm of Callbox Inc., serving B2B companies across Sydney, Melbourne, Brisbane, and beyond. Cold calling isn’t offered as a standalone service — it’s integrated as a core component of a broader multichannel package that combines phone outreach with email, LinkedIn, and digital engagement, all powered by their proprietary Pipeline platform and AI-driven prospect data. 

Their SDR teams are trained to run structured outbound calling campaigns backed by verified contact lists and clearly defined ICP criteria, ensuring every call is purposeful and tied to pipeline outcomes. With over 50,000 IT and software leads generated in the Australian market alone, Callbox Australia is a strong fit for technology, SaaS, healthcare, and professional services companies looking for a full-funnel outbound partner across ANZ. 

Lead Express

Based in Sydney, Lead Express is a B2B lead generation agency that supports companies across Australia. They deliver outbound campaigns using phone-based outreach, supported by digital marketing channels including email and LinkedIn. Their performance-based approach enables Lead Express to prioritise attracting and converting qualified sales opportunities for their clients.

SalesPond

Founded in 2013, SalesPond is a sales outsourcing agency primarily serving technology, SaaS, and professional services companies across Australia and international markets. Their cold calling operations are led by SDRs trained to work from targeted account research and defined ICP criteria — ensuring each call is directed at a prospect with a genuine reason to engage. SalesPond’s structured approach to outbound prospecting is designed for sustained programs rather than short-burst campaigns, making them a better fit for businesses with longer sales cycles.

Telemarketing Professionals

Founded in 2010, Telemarketing Professionals is a B2B telemarketing agency that partners with Australian companies across multiple industries. Their outbound cold calling campaigns focus on lead generation and appointment setting, delivered entirely by onshore Australian callers. Their local market expertise means their teams understand regional buyer behaviour, industry-specific sensitivities, and the kind of conversational tone that resonates with Australian decision-makers, which can make a meaningful difference in call-to-meeting conversion rates.

Key Takeaways

Cold calling isn’t dead—it’s just not what it used to be, and the top cold calling companies in 2026 reflect that. By adapting to the current buying behaviour and market trends, these agencies deliver tailored strategies for their clients and reflect cold calling’s new position as a secondary outreach channel. However, outsourcing your campaigns isn’t always the ideal solution and should only be considered once you’ve assessed your operational challenges.