SIP trunk for your phone system!

We implement SIP-TRUNK for all kinds of subjects

Online shops

Contact centres


Forex, casinos, brokers



Online services

Delivery services

Benefits of SIP-TRUNK

Favourable prices

we will find an individually customized tariff plan, which is ideally suited to your business.

Connection quality and width of coverage

we are integrated in more than 100 telecom operators worldwide.

Technical support

a personal manager who gets in touch with you in a handy messenger to help!


data centres in Europe and in local countries to ensure stable performance.

No surcharges

you pay only for outgoing calls and phone numbers, per-second billing with no hidden charges.


we handle any number of calls, with companies of different scales.

Whether you use Asterisk or any other system that has a business telephony feature: SIP trunking services provided by A1 Telecom conveniently handle all incoming and outgoing calls to and from your company.