Poland

Aero2
Company, which provides wholesale access to the mobile network (mostly for Plus). Operates at a frequency 900 MHz 3G. Under the terms of the tender, the company must provide the service free access to the mobile network until to December 2016. The maximum download speed is 512 kb/s, upload 256 kb/s and connection session of 60 minutes. There are no other restrictions (eg, limit data). For free Internet access need a special SIM card.

Cyfrowy Polsat
Cyfrowy Polsat is the brand name of Poland's television and telecommunications company, Cyfrowy Polsat SA. It operates on the same network as Plus.

Orange
Orange Polska is the brand name of Polish mobile phone network operator, PTK Centertel. The company operates an analog (first-generation) network under the Centertel brand. It launched Idea, Poland's third GSM network operating on GSM 900, GSM 1800-MHz, UTMS2100 and UMTS900 in some places (large network upgrade in progress, estimated finish 4q 2014)

Play
Play, P4 is a brand name of the fourth Polish cellular telecommunications provider. Play is the fourth cellular network in Poland. PLAY uses EGSM 900 for its 2G services, UMTS 2100 and UMTS 900 for 3G and LTE 1800 (Band 3) for LTE. Its MCC is 260-06.

Plus
Plus (previously: Plus GSM) is the brand name of Poland's mobile phone network operator, Polkomtel. It operates GSM (900/1800 MHz), UMTS 2100, UMTS 900 and LTE1800 networks in Poland.

T-Mobile
T-Mobile S.A. is the operator of the T-Mobile and Heyah mobile telephony networks. T-Mobile Polska provides its services based on the GSM 900, GSM 1800, UMTS 2100 and UMTS 900 licences (large network upgrade in progress, estimated finish 4q 2014), including the fastest wireless Internet access through its HSPA+ DC technology under the brand name of blueconnect.

Heyah
Heyah is a pay-as-you-go brand offered by Polish GSM provider T-Mobile Polska S.A. Technically it works on T-Mobile network so it has same coverage as T-Mobile. UMTS is avaible in cities, EDGE in almost rest of the country and GPRS anywhere else. It has 100% coverage of country including Data Transfer and Calls.