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VoIP telephony · sipcall partner

Calls over the internet – simply supported

Landline number for your home, business telephony for SMEs or SIP trunk for large enterprises: sipcall telephony with Swiss numbers, set up and supported by Serv24 IT.

CHF 0.–Private number, 6 months
1.9 centsper min. to Swiss landlines
since 2005sipcall business telephony
VoIP telephony & phone systems
It’s this easy

In four steps to your new number

1. Register

Sign up with sipcall via our partner link – this automatically makes you a Serv24 customer.

2. Choose a number

New number with your preferred area code or have your existing number ported.

3. Set up

We configure phones, adapters, app or phone system – on site or via remote support.

4. Supported telephony

For questions and faults, Serv24 IT is your direct contact.

sipcall rates

The right number for every size

Private, small business, SME or large enterprise – choose your area. Registration via our partner link, setup and support by Serv24 IT.

Landline number for your home – calls over the internet, with a phone, adapter or app. All private plans are prepaid, with no minimum term.
6 months free

sipcall free

Entry level, second number

sipcall
  • 1 phone number with area code 032
  • Free calls to sipcall customers
  • App for iOS and Android
  • No porting possible
CHF0.–/ month

Setup CHF 0.– · from month 7 CHF 1.90 / month

sipcall classic

New number with your preferred area code

sipcall
  • 1 phone number, any area code (e.g. 052)
  • Swiss landline from 1.9 cents / min.
  • Voice/fax box as an option
  • No porting possible
CHF3.80/ month

Setup CHF 0.–

Popular

sipcall home

Keep your existing number

sipcall
  • Take your existing landline number with you
  • Porting of 1 number free of charge
  • Your own phone or an adapter for analogue devices
  • We handle the switch for you
CHF4.50/ month

Setup CHF 19.–

Swipe for more offers

Prices from sipcall.ch, incl. VAT, as of November 2026, without guarantee. Call charges according to per-minute rates.Register via our partner link

Details

Per-minute rates & options

Calls in Switzerland

Cents per minute · standard rate Mon–Fri 07–19, otherwise low rate.

DestinationStandardLowPrivate from 2027
sipcall-intern000 / 0
Landline Switzerland2.91.93.8 / 2.9
Mobile Swisscom, Sunrise, Salt23.921.923.9 / 21.9
Other mobile networks35.035.035.0 / 35.0

Call set-up: business 4.5 cents, pro and private 7.9 cents (private from 2027: 8.9 cents). Billing per started minute.

Options

Can be added to any plan unless otherwise stated.

OptionOne-offRecurring
Voice/fax boxCHF 10.–CHF 5.– / month
sipcall app desktop (Windows, macOS)–CHF 2.– / month per number
sipcall app smartphone (iOS, Android)–free
virtual pbx (cloud phone system)CHF 0.–CHF 2.90 / month per number
SIP trunkCHF 10.–CHF 5.90 / month
Microsoft Teams (business only)CHF 150.–CHF 1.– / month per number
KI connect (business only)CHF 150.–CHF 1.– / month per number
Call2CRMCHF 0.–CHF 12.90 / month
Single number (new or ported)CHF 0.–CHF 1.90 / month

All prices incl. VAT according to sipcall.ch, as of November 2026, without guarantee. The current prices and terms of sipcall (Backbone Solutions AG) apply.

Hardware & systems

Phone systems and end devices

We plan, deliver and install your telephony – suitable for sipcall or your existing provider.

3CX phone system VoIP solution Winterthur
Recommended for SMEs

3CX phone systems

The professional phone system for 3 to several thousand users – with video conferencing, chat and presence display.

  • Cost savings through VoIP technology
  • Calls in the office, at home and on the move
  • Swisscom-certified, compatible with leading IP phones
  • With sipcall SIP trunk and Call2CRM for bexio
Gigaset DECT system cordless telephony
Cordless

Gigaset DECT system 720 pro

Professional multi-cell DECT system for seamless coverage throughout your business.

  • Seamless coverage across the entire premises
  • Seamless handover without call interruption
  • Up to 30 cells and 100 simultaneous calls
  • High voice quality and modern security standards
sipcall partner

Official partner of sipcall and 3CX

Over 10 years of partner experience: needs analysis, registration, configuration and ongoing support from a single source.

Register as a new customer
Frequently asked questions

VoIP briefly explained

Do I need a specific internet provider?

No. sipcall works via any internet connection (fibre, cable, DSL or 5G). Calls are made with an IP phone, an adapter for analogue devices, a phone system or the sipcall app.

Can I keep my existing number?

Yes. With sipcall home (private) porting one number is free; with sipcall pro and business it is 1–10 numbers. Number blocks cost a one-off CHF 350.–. We accompany the switch so that you remain reachable.

What is the difference between pro and business?

sipcall pro (CHF 9.90 / month) is ideal for small companies with several numbers. sipcall business (CHF 18.90 / month) offers lower connection fees, business flat rates per channel as well as Microsoft Teams and KI connect.

Will the per-minute rates change?

According to sipcall, landline rates for private plans will rise on 1 January 2027 (standard rate from 2.9 to 3.8 cents / min., call set-up from 7.9 to 8.9 cents). Mobile rates remain the same. As of November 2026.

Can I test sipcall for free?

Yes. According to sipcall, companies can test the cloud phone system (virtual pbx) and the SIP trunk free of charge for 30 days. sipcall free is free for private individuals for the first 6 months.

Why register via Serv24 IT?

With our partner link you are registered with sipcall as a Serv24 customer. We set up devices and the phone system, take care of porting and faults and are your personal contact in Winterthur.

Ready for modern telephony?

Together with you, we find the right sipcall solution and take care of setup and number transfer.

Prefer to get started directly? Register as a new customer via Serv24 · Support