This is the TitanX newsletter, where GTM is built on conversations, targeting, phone intent, and, of course, Precision Dialing - Read more.
A subscriber replied to last week’s newsletter with a question:
Parallel dialers aren't just bad as in, “not effective”.
They’re bad as in, “Oh no - I’m sick! Now’s a perfect time to start licking doorknobs at gas station bathrooms and stuffing down cheeseburgers by the pound. Cuz who cares, amiright?”
They are the worst possible non-solution to a problem nearly everybody in B2B sales has, and almost nobody has correctly diagnosed.
And the vendors touting parallel dialing as a feature either don't understand that or don't care. Either way, it’s totally unacceptable to even pretend it’s a good idea.
You really shouldn’t have to know how parallel dialers work under the hood. Your vendors should do that for you. But since they’re not, you gotta bone up.
So here’s exactly why parallel dialers suck.
The sugar rush
When you first roll out a parallel dialer, connects can spike.
It feels great. The same way snarfing a greasy slice of meat lover's pizza feels great. For about 20 minutes.
But you should know two things:
Your connect rate is actually worse. Immediately. You’re just making so many dials, you get more connects. But…
You just put a ceiling on your connects. It’ll never get higher as long as you use your parallel dialer.
Within three to six months. We consistently hear from customers that those initial connects get cut in half. (Four big reasons for this down below.)
And now the tool that was supposed to save your outbound motion is now actively making it even worse.
TitanX customers hit 20–30% connect rates consistently. And they can sustain those results forever, in any industry. Even the so-called “hard to reach” ones.
Four fundamental reasons parallel dialing will NEVER help fix your real problems
1. Ghost connects
When you dial five numbers simultaneously and two people pick up, one of those people who answered the phone(!) gets hung up on.
That person was reachable. They answered. And your AI-powered doohickey parallel dialer hunk of junk just wasted that opportunity for you.
So congratulations. That prospect’s experience of your brand is now "they called me and hung up." You turned a live opportunity into a negative impression.
Parallel dialer vendors say they'll show you who it was so you can call back, but you don't get a second first impression.
Parallel dialer vendors also say that prospect doesn’t know it was your brand, so no bad first impression, but…
…is that really a good reason to hang up on a prospect?
And more to the point of your revenue creation: what percentage of those prospects pick up the second time?
Anyone know?
…Anyone?
Even when a person answers their phone, there's a three-to-five-second* delay while the system routes to a rep.
*Legally it’s supposed to be under 2 seconds. Yes this is in the TCPA (47 CFR § 64.1200(a)(7)). We’re not saying anyone’s breaking the law here. After all, we’re not lawyers. But if you’ve ever received one of these calls, let me ask you: did that pause feel quick to you?
No matter how “well” a parallel dialer claims to be built, this pause cannot be overcome. It’s inherent to the mechanism parallel dialers use to phone spam your prospects.
So your prospect gets to enjoy this lovely experience:
Prospect: “Hello?”
*3 second pause*
Prospect: “Hello? Anyone the–”
Rep: “Hi, this is Sarah with Pied Piper. Am I speaking to… checks notes uh, John?”
By the time your rep gets connected, the conversation is off to a poor start.
Important note: parallel dialers often have this pause even in power dialing (single line dialing) mode. Why? Automated voicemail detection. The same algorithm that detects whether a human picks up is often used to help you move faster by skipping voicemails. What should you do? TURN IT OFF.
3. TAM burn.
Parallel dialing is all about speed. That’s the only consideration. Not conversations, not quality, not outcomes. And speed without any real connection to outcomes just ends in you burning through your total addressable market 5–10x faster than sequential dialing.
If your TAM isn't enormous, you're exhausting your best accounts before your reps ever get a real conversation with them.
4. Spam acceleration.
High call velocity from a single number is how carriers decide you're spam.
Parallel dialers, by design, produce high call velocity.
They talk about rotating numbers so they don’t give off those spammy signals, but…
When you wear out a number, and you get a “new” one… you know where the new one came from?
Another parallel dialer customer, who already wore it out.
You're paying for a tool whose core mechanic triggers the exact filtering system that prevents your calls from connecting.
The best practices of avoiding spam also don’t line up with the reality of parallel dialers. Whether you ascribe to no more than 50 dials per number per day or 80 dials per number per day, you need a ton of numbers to correctly mitigate spam detection with a parallel dialer.
The wrong answer to the wrong question
Every one of those failures shares a root cause.
Parallel dialing is a volume response to what is actually a precision problem.
The reason connect rates are low isn't that reps aren't dialing enough numbers. It's that they're wasting time dialing the wrong numbers.
So the question isn’t “how can I just dial through all those wrong numbers faster, wasting less time, so I can find the good ones?”
It’s: “How can I see which numbers are best to call first, so I don’t any time dialing bad numbers?”
Your parallel dialer vendor is ignoring something that’s actually kind of obvious.
We analyzed over 100 million phone numbers and found that in any given market, only about 20% of people will ever answer a cold call.
The other 80% won't pick up regardless of timing, script, or rep skill.
Dialing five wrong numbers at once doesn't fix that. It just guarantees you will pay reps and your parallel dialer to call those numbers faster, trigger more spam reports, deliver a poor experience for the 20% you do manage to reach, and burn through your TAM at blazing speed.
Our customers prove this daily. Park Place Technologies went from 320 dials per booked meeting to 84. Not by dialing more. By knowing who would answer before the rep ever touched the phone.
What to do instead
If you're running a parallel dialer today and watching the numbers slide, here's a concrete path out:
Switch to a single-line power dialer with its own telephony. Not one piggy-backing on Twilio or Vonage. Dialers built on third-party telephony can't manage number health at the infrastructure level. You need a dialer that owns its own stack and actively prevents spam labeling.
Score your lists for reachability before you dial. Use Phone Intent™ to identify the ~20% of your list that will actually answer. Call P1 contacts first. Stop burning rep hours on the 80% who won't pick up regardless of how many times you call.
Protect your numbers. Register with STIR/SHAKEN. Set up CNAM (Caller ID Name). Cap daily call velocity per number to 20 at the most. Use a power dialer that rotates numbers algorithmically, not just on a schedule, and definitely not after they’ve already been flagged as spam.
Measure conversations, not dials. Dials are a cost metric. Conversations are a revenue metric. If your reporting dashboard leads with "total dials today," your system is optimizing for the wrong thing.
Calculate your real cost per conversation. Fully burdened SDR cost plus tooling plus data, divided by 260 working days, divided by conversations per day. Most teams land between $300 and $800 per conversation.
Precision dialing cuts that number by 3–5x.
None of this is hard or complicated. It just requires abandoning the comfortable fiction that more activity equals more results.
Volume is vanity.
Thanks for reading,
Evan Dunn (LinkedIn)
P.S. If you're running a parallel dialer and watching the numbers slide, hit reply and tell me what you're seeing. I read every response.