Google Pixel 4a Bands

2G B2 (1900), B3 (1800), B5 (850), B8 (900)
3G B1 (2100), B2 (1900), B4 (1700/2100), B5 (850), B8 (900)
4G B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B14 (700), B17 (700), B18 (800), B20 (800), B25 (1900), B26 (850), B28 (700), B29 (700), B30 (2300), B38 (2600), B39 (1900), B40 (2300), B41 (2500), B66 (1700/2100), B71 (600)
5G No

Coverage in Czech Republic

2G B3 (1800)B8 (900)
3G B1 (2100)
4G B1 (2100)B3 (1800)B7 (2600)B20 (800)
5G N77 (3700)

Operators of Czech Republic

2G 3G 4G 5G
O2 B3 (1800)B8 (900) B1 (2100) B3 (1800)B7 (2600)B20 (800) N77 (3700)
T-Mobile B3 (1800)B8 (900) B1 (2100) B1 (2100)B3 (1800)B7 (2600)B20 (800) No
Vodafone B3 (1800)B8 (900) B1 (2100) B1 (2100)B3 (1800)B7 (2600)B20 (800) No