RoamTheWorldCellPhones.com

Cellphone GSM Frequencies: 900/1800

(This means you will need a GSM cellphone that will work on 900MHz or 1800Mhz to use it in Poland.)

Cellular carriers for Poland

P4 Sp. z o.o (playmobile)

Frequency: GSM 900
Website: www.playmobile.pl

Coverage Map

Polkomtel S.A. (Plus)

Frequency: GSM 900/1800
Website: www.plus.pl

Coverage Map

Polska Telefonia Cyfrowa (Era)

Frequency: GSM 900/1800
Website: www.era.pl

Coverage Map

PTK Centertel (Orange)

Frequency: GSM 900/1800
Website: www.orange.pl

Coverage Map

If you've used either of these networks or roamed in Poland, please post about your experience and the cost. Feel free to ask questions.