Texas Arts portalWorks published/the 630s. 580s590s600s610s620s630s640s650s660s670s680s 2nd3rd4th5th6th7th8th9th10th11th12th Subcategories This category has the following 8 subcategories, out of 8 total. 630 works (1 C) 632 works (1 C) 634 works (1 C) 635 works (1 C) 636 works (1 C) 638 works (1 C, 1 P) 639 works (1 C)B Buildings and structures completed in the 630s (8 C)