A business number can ring a cell with the desk, after a delay, or only after hours.
All three timings are normal: together, after a few seconds, or outside office hours.
The caller still sees the company number, not the personal cell.
Each range below is the published premium price, widened by that vendor's confidence band. State tax is not included, because it depends on where you are. Prices as published by each provider. Data as of 2026-10-04.
A TechEstimate is a range. A written proposal is the number you can hold a provider to.
These phone systems are alphabetical. This is not a quality ranking.
TechlyScore ranks them for your setup when you compare in real time.
123NET: $21 to $39 per user/month. 8x8: $26 to $30 per user/month. Aircall: $35 to $45 per user/month. AireSpring: $24 to $46 per user/month. Allworx (Windstream): $18 to $32 per user/month. AT&T Office@Hand: $26 to $34 per user/month. Avaya Cloud Office: $22 to $28 per user/month. BCM One: $19 to $35 per user/month.
More providers are in the same table. The list stays alphabetical.
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Yes. You can ring the mobile at the same time as a desk phone, or after a few seconds, or only outside office hours. All three are normal setups.
Not if you place the call through the business app. Outbound calls show your business number. Dialling directly from the native phone app shows your personal one.
Yes, and that is the main reason to use a business app rather than call forwarding. Business calls arrive in the app with its own ringtone and its own call history.
You decide. Common options are voicemail, a different greeting, forwarding to an on-call mobile, or an automated attendant that takes a message. Set the schedule once and it applies automatically.
Forwarding within your own system is normally included. Forwarding to an external number can consume minutes on metered plans. International forwarding is almost always billed separately.
Related: business-phone-number-marked-as-spam, microsoft-teams-phone-for-small-business, hosted-pbx-vs-sip-trunk. Glossary: voip, pbx. How to buy.
Data as of 2026-10-04.