Text only receving some of them

Got a new phone lg stylo 4 plus a week ago on boost mobile comeing from an iphone se I can send messages but cant receive massages from specific numbers of get short text like verifacation code from bank

Steps already taken
1)Turned off facetime and imessage
2)factory reset and restart twice
3)swaped sim cards around
4)stopped at boost store
5)contacted customer support

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