$20 off per 500 gallons on septic tank pumping. Redemption Instructions Log in to view the redemption instructions for this offer. Participating locations include: A-1 Smith's Septic Service 27 Grace Ln W Huntsville, TX 77320 Phone: 936-291-3526 Map A-1 Smith's Septic Service 27 Grace Ln W Huntsville, TX 77320 Phone: 936-291-3526 Map Sharing Options Share Offer Copy Link