For new customers only, 4checks.com offers two boxes of personal checks (250 checks total) starting at $20.95. Coupon code "DB4381" cuts them to $4.95. With $3.90 for shipping, that's tied with our mention from a month ago and the lowest total price we could find for two boxes of personal checks by $2. Each box contains 125 checks.
Be sure to opt out of EZShield Fraud Protection and choose USPS Bulk shipping during checkout to see the above prices.