» more from FA Playbook

Three numbers that add up to a lot

Your credit score—three numbers that range somewhere between a low of 300 and high of 850—count for a lot more than just whether you'll qualify for the plastic card the cashier at your local department store offers you. The digits signifying your perceived creditworthiness from agencies Experian, Equifax and TransUnion play a role in many of life's major transactional decisions, from love and living quarters to employment and security. Here's a look at eight areas, some surprising, where a less-than-stellar credit score—anything under 720, according to CreditKarma.com—can impact how you'll pay, or whether you get to "play" at all.

—By CNBC's Kenneth Kiesnoski
Posted 25 February 2015

Courtney Keating | iStock | Getty Images