Country: Poland

Polkomtel Sp. z o.o. (Plus)

T-Mobile Polska S.A. T (Mobile)

Polska Telefonia Komórkowa Centertel Sp. z o.o. (Orange)

Aero 2 Sp. z o.o. (Aero2)

Polska Telefonia Komórkowa Centertel Sp. z o.o. (Orange)

P4 Sp. z o.o. (Play)

Netia S.A. (Netia)

E-Telko Sp. z o.o.

Lycamobile Sp. z o.o. (Lycamobile)

T-Mobile Polska S.A. T (Mobile)

Nordisk Polska Sp. z o.o. Nordisk (Polska)

Cyfrowy Polsat S.A. Cyfrowy (Polsat)

Move Telecom S.A.

Telco Leaders Ltd

Aero 2 Sp. z o.o. (Aero2)

Aero 2 Sp. z o.o. (Aero2)

Aero 2 Sp. z o.o. (Aero2)

AMD Telecom S.A. AMD (Telecom)

SIA NetBalt

Wysyłaj SMS Polska Sp. z o.o.

Exteri Sp. z o.o. (Exteri)

Arcomm Sp. z o.o. (Arcomm)

PGE Systemy S.A.

IT Partners Telco Sp. z o.o.

Claude ICT Poland Sp. z o.o. TeleCube (PL)

Advanced Technology & Experience Sp. z o.o. (ATE)

SIA Ntel Solutions

PhoneNet Sp. z o.o. (PhoneNet)

Interfonica Sp. z o.o. (Interfonica)

GrandTel Sp. z o.o. (GrandTel)

Phone IT Sp. z o.o. Phone (IT)

Compatel Limited

Truphone Poland Sp. z o.o. (Truphone)

T-Mobile Polska S.A. (NetWorkS)

PKP Polskie Linie Kolejowe S.A.

Mundio Mobile Vectone (Mobile)

NEXTGEN MOBILE LTD

CALLFREEDOM Sp. z o.o.

VOXBONE SA (Voxbone)

Interactive Digital Media GmbH

EZ PHONE MOBILE Sp. z o.o.

MobiWeb Telecom Limited

Smart Idea International Sp. z o.o.

Rebtel Poland Sp. z o.o.

Virgin Mobile Polska Sp. z o.o.

Terra Telekom Sp. z o.o.

SMShighway Limited

AGILE TELECOM S.P.A.

Messagebird B.V.

P4 Sp. z o.o. (Play)