Supported mobile carriers
Siswoo C55 Longbow smartphone

The smartphone support next bands
2G 850, 850, 900, 1800, 1900 MHz
3G 900, 900, 1900, 2100 MHz
4G 800, 800, 1800, 2100, 2600 MHz

Carries frequency band checker

AT&T

2G 850, 1900 (PCS) 2/2
3G B2 (1900 PCS) 1/2
4G - 0/4
We recommend ask AT&T about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

Boost Mobile

4G - 0/3
3G BC1 (1900 PCS) 1/2
2G - 0/0
We recommend ask Boost Mobile about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

Cricket Wireless

2G 850, 1900 (PCS) 2/2
3G B2 (1900 PCS) 1/2
4G - 0/4
We recommend ask Cricket Wireless about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

FreedomPop

4G - 0/3
3G BC1 (1900 PCS) 1/2
2G - 0/0
We recommend ask FreedomPop about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

Google Project Fi

2G 1900 (PCS) 1/1
3G B2 (1900 PCS), BC1 (1900 PCS) 2/4
4G - 0/6
We recommend ask Google Project Fi about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

H2O Wireless

2G 850, 1900 (PCS) 2/2
3G B2 (1900 PCS) 1/2
4G - 0/4
We recommend ask H2O Wireless about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

Lycamobile

2G 1900 (PCS) 1/1
3G B2 (1900 PCS) 1/2
4G - 0/3
We recommend ask Lycamobile about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

Sprint

4G - 0/3
3G BC1 (1900 PCS) 1/2
2G - 0/0
We recommend ask Sprint about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

T-Mobile

2G 1900 (PCS) 1/1
3G B2 (1900 PCS) 1/2
4G - 0/3
We recommend ask T-Mobile about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

Ting (GSM)

2G 1900 (PCS) 1/1
3G - 0/1
4G - 0/3
We recommend ask Ting (GSM) about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

U.S. Cellular

4G - 0/2
3G BC1 (1900 PCS) 1/2
2G - 0/0
We recommend ask U.S. Cellular about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information

Verizon Wireless

4G - 0/3
3G BC1 (1900 PCS) 1/2
2G - 0/0
We recommend ask Verizon Wireless about supporting Siswoo C55 Longbow bands in United States, only they can give you 100% right information