If you need call answering service than have two main advantages like:
Affordable
Basic: $0/ month
Local Tracking$0.065 / min*
Toll Free Tracking$0.075 / min*
Local Numbers$3 / mo*
Toll Free Numbers$4 / mo*
Call Recording$0.01 / min*
Premium : $99/ month
Local Tracking$0.045 / min*
Toll Free Tracking$0.055 / min*
Local Numbers$2 / mo*
Toll Free Numbers$3 / mo*
Call Recording$0.005 / min*
Good features
Instantly access and optimize all of your call campaigns in real-time.
Track, manage, optimize and scale all of your call campaigns.
Drill down and sort all of your data streams with detailed call analytics.
Manage phone numbers from countries all over the world.
Create dynamic routing plans to forward your call traffic to buyers.
Attribute traffic sources, keywords and any other data to your campaigns.
Review how agents are handling calls with automatic call recording.
Manage all your publishers and call buyers from a single dashboard.
Then you should go for Ringba which is a
Call Tracking Software with
Real-Time Optimization and Analytics
The ultimate tracking, reporting, routing, recording, and attribution for calls.
I hope you find this helpful!