How We Stopped Spam Calls From Reaching Our Sales Team

Not long ago, the voicemails on our sales line were almost all spam. The few messages from real people were buried among the robocalls.
We are a managed IT and communications provider, so a bigger voicemail box was not the answer. We wanted spam to stop reaching our people at all. We put AI call screening and after-hours answering on our own phone lines first.
What Changed on Our Sales Line
Spam calls are now screened out before a phone rings. Real callers get routed to a person. Robocalls and spam no longer reach our sales team, so the calls they take are from people who want to talk about their business.
The voicemail box changed too. When there is a message now, it is from a real caller.
What Changed for Support and On-Call
Our support runs 24x7, and after-hours calls go to an on-call engineer. With screening in place, only real customers reach that engineer. When a customer calls, the on-call engineer is alerted right away by chat and phone page.
If a caller leaves a voicemail, it is transcribed and sent to the support team. Whoever picks it up can read what the customer needs before calling back. Support voicemails now come from real callers, so nobody has to sort through spam to find a customer who needs help.
Why We Tried It on Ourselves First
Our phones are how customers reach us when something is wrong, so call screening had to keep spam out without getting in the way of real callers. On our own lines, it does.
That matters for anyone who answers phones for a living. Every spam call that rings through takes someone away from a customer, a prospect or the work in front of them. Every voicemail that turns out to be junk is time spent on nothing.
What This Looks Like for Your Business
If spam calls are tying up your front desk, sales team or after-hours staff, the same approach can work for you:
- Spam stopped early: Spam and robocalls are screened out before a phone rings.
- Real callers get through: Calls from real people are routed to the right person.
- Voicemail you can read: Voicemails are transcribed and sent to your team.
- Faster after-hours response: Whoever is on call is alerted right away when a real caller needs help.
- Supported 24x7: We set it up, manage it and support it around the clock.
You can read more about it on our VoIP and business communications page, along with the other VoIP security risks worth knowing about.
Want Fewer Spam Calls on Your Lines?
Talk with Sierra Experts about AI call screening for your business, or call 412.722.0707.



