Overstock.com offers the refurbished Unlocked RIM BlackBerry 8700c Mobile Communicator for $166.99. Add it to your cart and it slips to $161.99. With $2.95 for shipping, it's the best deal we've seen for the unlocked version of this phone by far. The 8700c is a quad-band phone featuring a 320x240 LCD display, MP3 ringtone support, backlit QWERTY keyboard, 64MB internal memory, HTML browser, support for Word, Excel, PowerPoint, WordPerfect, and PDF documents, Bluetooth connectivity, and more. Of note, sync this with your Mac via PocketMac, a free download. A 90-day warranty applies, although it's unclear who supports it.

Also available is the Unlocked Motorola V180 Cell Phone for $39.98 with free shipping via coupon code "D2BV18" at CellHut.com. (Note that payment is required via Google Checkout.) That's a buck off our last mention and the lowest total price we've seen.