Google Pixel 3 was officially announced in October 2018, Device released in November 2018Mobile Network Support and BandGoogle Pixel 3 have Nano-SIM Card Slots,Google Pixel 3 support all GSM Based network providers. Google Pixel 3 mobile device support 2G Band Frequency at GSM 850,GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 850,HSDPA 900,HSDPA 1900,HSDPA 2100,Google Pixel 3 also support LTE based 4G Networks Support at Frequency level LTE 700,LTE