Business calling without unnecessary fees
Connect your PBX or start calling directly — no monthly fee, no commitments, with Czech numbers. One price all day, existing number porting in 2 business days.
We respond within 24 hours on business days
Who are voice services for
VoIPSUN voice services work whether you have your own PBX or not. You call over the internet at significantly lower rates than traditional lines. We port your existing numbers or assign new ones.
I have a PBX — connect via SIP trunk
A SIP trunk links your VoIPSUN PBX (or any other SIP-compatible PBX) to the public phone network. Unlimited concurrent calls.
I don't have a PBX — VoIPSUN provides the solution
Don't have your own PBX? We deliver a complete solution — cloud PBX, hardware, or software. One contact point for everything.
Learn more →I want to port my numbers
We port your existing numbers from another provider for free within 2 business days. Or assign new Czech numbers.
Tariff overview
All prices excl. VAT. Free calls within the VoIPSUN network on all tariffs. No peak or off-peak rates — one price all day.
Basic
No monthly fee. Suitable for low-volume usage, a backup line, or companies with few calls.
- Landline: 0.87 CZK/min (1.05 CZK incl. VAT)
- Mobile: 1.24 CZK/min (1.50 CZK incl. VAT)
- Activation: 300 CZK (363 CZK incl. VAT)
- Within VoIPSUN: free
- Billing: 60+30 s
- Peak / off-peak: No distinction
Comfort
The most popular choice for companies with regular call volume. Lower per-minute rates at minimal monthly cost.
- Landline: 0.66 CZK/min (0.80 CZK incl. VAT)
- Mobile: 1.05 CZK/min (1.27 CZK incl. VAT)
- Activation: 200 CZK (242 CZK incl. VAT)
- Within VoIPSUN: free
- Billing: 60+30 s
- Peak / off-peak: No distinction
Business
Lowest per-minute rate, free activation. For companies with higher call volumes.
- Landline: 0.58 CZK/min (0.70 CZK incl. VAT)
- Mobile: 0.99 CZK/min (1.20 CZK incl. VAT)
- Activation: 0 CZK (0 CZK incl. VAT)
- Within VoIPSUN: free
- Billing: 60+30 s
- Peak / off-peak: No distinction
All prices are excluding VAT. VAT rate is 21%.
Minimum monthly spend: 25 CZK excl. VAT (since 11/2023). All paid calls count toward this minimum. Permanent minimum monthly spend deactivation on the number or numbers serie: 488 or 1486 CZK.
International calls from 2.12 CZK/min. Full price list available on request. Destination list →
Why voice services from VoIPSUN
No monthly fee on Basic
With the Basic tariff, you pay no monthly fee. You only pay for the minutes you use — ideal as a backup line or for low-volume usage.
One price all day
No peak or off-peak distinction. The same per-minute rate morning, afternoon, and night — simpler cost overview.
Free number porting in 2 days
We port your existing numbers from another provider for free. Porting takes 2 business days, downtime does not exceed 1 business day.
Network monitored in real time
We monitor call quality using VoIPMonitor. We fix problems before you notice them. Fraud call protection included.
How it works
From order to your first call in a matter of days.
Choose a tariff
Pick Basic, Comfort, or Business based on your call volume. You can switch tariffs anytime — free, effective on the 1st of the month.
We port or assign numbers
We port your existing numbers from your current provider (you need the OKU code) or assign new Czech numbers. Free of charge.
Connect your PBX and start calling
We configure the SIP trunk on your PBX. Connection takes minutes — and you can start calling.
Tariff changes are free and take effect on the 1st of the following month.
Request a Quote
Describe what you need — we'll get back to you within 24 hours with a specific proposal.