Can I use my Samsung Galaxy j7 that is a US Cellular phone for Straight Talk

[brittsbad69]

Can I use my US cellular Samsung j7 for Straight Talk service?
&, If I bought this phone off someone online how do I go about getting it unlocked??

 

[brittsbad69]

MERGED QUESTION
Question from brittsbad69 : "Samsung Galaxy j7"

how do I go about getting my Us Cellular Samsung Galaxy j7 unlocked if I bought it from someone online?

 

[rgd1101]

If it locked by us cellular, contact us cellular, they will tell you how.