Primera B page help: Odds Portal lists all upcoming Primera B football matches played in Colombia. "B's" column indicates number of bookmakers offering Primera B betting odds on a specific football match. Columns 1, X and 2 serve for average/biggest Primera B betting odds offered on home team to win, draw and away team to win the Primera B match. The top line of upcoming matches table (Football - Colombia - Primera B) lets you click-through to higher categories of Odds Portal betting odds comparison service.