. . . "Arriva Northumbria"@en . . . . . . . . . "Arriva Northumbria operates in Northumbria, using the \"Arriva serving Northumbria\" name. They are considered now to have merged with Arriva North East."@en . . . "Arriva Northumbria operates in Northumbria, using the \"Arriva serving Northumbria\" name. They are considered now to have merged with Arriva North East."@en . . . . .