=ARRAYFORMULA(SPLIT({
QUERY(IMPORTRANGE("1wnxnhRkTiLtut7Ej9kE-NH6GrK0S3St5f3snsr4KR_I","Sheet1!A2:C"),
"select Col1 where Col2 like '%USPS%'")&"♦Tom";
QUERY(IMPORTRANGE("1X5VNVWkjP7ELy2Vuj5uzuK9fB6l1U9Wh9W3ORDkcxA8","Sheet1!A2:C"),
"select Col1 where Col2 like '%USPS%'")&"♦Brent"}, "♦"))
