The Siglo 21 - Boston is in the Boston, MA DMA. The Siglo 21 - Boston offers ROP and insert advertising opportunities in its daily circulation. Echo Media has direct relationships with over 7,500 newspapers providing tremendous local coverage.Since 2000, Siglo21 has served as the premier Hispanic newspaper in New England, featuring local, national and international news; interviews and articles of public concern in the areas of education, health, politics, social issues, and entertainment.