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

7, 10 and 11 digit dialling

Оne of the most popular number dialling types in the USA and Canada is 10 digit dialling, which represents itself a code of addressee’s location and directly the very number of the addressee.

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Tele Asia Limited

As a business Internet Telephony Provider, Tele-Asia (Tele-Asia Limited) is recognized as one of the HK''s leading communications providers. Tele-Asia is the Internet Telephony (VoIP) provider built exclusively to serve small and medium sizes businesses.