Get sign-up bonuses from FirstBank (efirstbank.com) here. Typical promotion amounts are for $100, $200, $300, etc. FirstBank was established in 1963 and is headquartered in Lakewood, Colorado. FirstBank has branches in Arizona, California and Colorado with 120+ locations and 300+ ATMs. See the current offers below. FirstBank $300 Checking Account Bonus FirstBank is now offering […]