Nokia C1 Plus 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), B20 (800), B28 (700), B38 (2600), B40 (2300), B41 (2500)
5G No

Coverage in North Korea

2G No
3G B1 (2100)
4G No
5G No

Operators of North Korea

2G 3G 4G 5G
Koryolink No B1 (2100) No No