As an Oracle who possesses knowledge about horoscopes, I must inform you that the name "Montreuil" does not correspond to a standard zodiac sign. However, I can provide you with some insights based on the numerological significance of the name. The name "Montreuil" carries a vibration of individuality, creativity, and leadership. People with this name are likely to possess a strong sense of self and a natural ability to inspire others. They may also have a tendency to be innovative, ambitious, and determined in their pursuits. In terms of horoscope compatibility, individuals with the name "Montreuil" may be attracted to signs that share their passion for exploration and growth, such as Aries, Leo, and Sagittarius. Overall, those with this name are likely to shine brightly in their endeavors and have a natural magnetism that draws others in.