Source: The Great Interpretation of Dreams (Ibn Sirin)
(By analogy with house, white color, and authority) Seeing the White House may indicate a strong ruler or the center of government and decision-making. Entering it indicates getting closer to the ruler or gaining a position.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
(By analogy) It may indicate power, prestige, and authority.
Source: Signs in the Science of Expressions (Ibn Shaheen)
(By analogy) It is interpreted as prestige, authority, and exaltation.