Emergency numbers Poland Services Novelties About the company Site map General geographic and statistical data Sightseeing Poland Dolnośląskie Zachodniopomorskie Podlaskie Lubelskie Pomorskie Warmińsko-mazurskie Łódzkie Opolskie Podkarpackie Kujawsko-pomorskie Mazowieckie Małopolskie Lubuskie Świętokrzyskie Śląskie Wielkopolskie Before visiting Poland > Poland > Before visiting Poland   Before going to Poland, check with your operator if your phone will be active when in Poland. Mobile networks in Poland operate in 900/1800 MHz frequencies. Copyright by Polkomtel S.A.