As one of its daily deals, ThatDailyDeal offers the Philips 6-Outlet 15-Amp Power Strip for $4.89 with free shipping. That's the lowest total price we could find by $5. Features include a 3-foot cord, plus on/off switch. Note that it does not offer surge protection.
Is one not enough? ThatDailyDeal also offers a 3-pack for $11.99 with free shipping. That's $4 per strip, a buck under our December mention, and the lowest total price we could find for this quantity by $16. Deals end February 28.