Londo111 nailed it. Even without VAT 4956 there is a mountain of evidence establishing the Neo-Babylonian chronology. It is one of the most well understood periods of history in regard to rulerships and other chronological details.
Religious zealots think archeologists are out to disprove the bible, that they have a preconceived notion and only present evidence that supports their prefabricated viewpoint. The irony of this is that is exactly how the religious mind works. Scientists examine the existing evidence and draw their conclusions from that, not the other way around.
The most damning piece of evidence for 607 is the fact that when the B.S. found out that there was no zero year between BC and AD, they moved the date for Jerusalem's destruction back a year instead of changing 1914.