The Verizon version of the iPhone 4 is now available for pre-order to Verizon customers. “Existing Verizon customers, pre-order now” is the message that greets visitors to Apple’s Web site on Thursday.

[ad#Google Adsense 300×250 in story]Verizon users wanting to switch to the iPhone 4 get first crack at the devices, which ship and go on sale to the general public on February 10, 2011. Apple will begin accepting orders from other customers starting February 9.

The Verizon iPhone is available in 16GB and 32GB capacities for $199 or $299, respectively (with the acceptance of a new two-year service contract).

Verizon unveiled their version of the iPhone 4 at a special event in New York City this past January.