4 Carriers Sp. z o.o. Poland

Termination, Call Routing VoIP Solutions, SIP, H.323 Softswitch & CPE, H.323 VoIP Gateway, H.323 Wireless/ GSM VoIP Solutions,

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General office

4 Carriers Sp. z o.o.
Aleje Jerozolimskie 42/67
Warsaw
Mazowieckie ,00-024
Poland

Phone: +48 397 77 77
Phone: +48223977777

Contact Person

Piotr Slowinski
Phone: +48223977777
Phone: +48608303030

Wholesale VoIP Carrier

Termination

Cisco Systems

another

NetTEL

Crowley Data Poland Sp. z o.o.

Providers in database: 6433

Call Shop Billing Software 5.1

Call Shop Billing system allows you to grant your customers with a credit by making payment before they make an actual call.

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VoIP Experts

VOIP Experts is an outsourcing company that focuses exclusively on maintenance and service in telecommunications. Our focus is on customer support services that utilize the latest technologies. We use a highly-educated workforce in order to create maximum