There are a large number of religious communities in the diocese. Religious orders of men include: the Assumptionists at Bethnal Green, Hitchin and Burnt Oak; the Augustinians at Hammersmith and Hoxton; the Augustinian Recollects at Kensal New Town, Kensington and Wembley; the Benedictines at Ealing Abbey and Cockfosters; the Carmelites at Finchley East; Discalced Carmelites at Kensington; the Christian Brothers at Twickenham; the missionary Columban Fathers at Hampstead; the Dominicans at Haverstock Hill; the Franciscans at Pimlico; the Franciscan Friars of the Atonement in Westminster; the Holy Ghost Fathers at New Barnett and Northwood; and the Passionists at Highgate. The Jesuits have a large presence in London with communities in Mayfair (at Farm Street), Kensington, Kilburn, Osterley, Southall, Stamford Hill, Swiss Cottage, Willesden Green, and Wimbledon. The Oratorians are based at the Church of the Immaculate Heart of Mary in Kensington, which is popularly known as the Brompton Oratory and is the largest church in the diocese after Westminster Cathedral.