SONABANK, South Riding Branch Basic Info Reviews Routing Numbers Map & Direction Name: SONABANK, South Riding Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 43086 Peacock Market Plaza South Riding, Virginia 20152 Loudoun County View other branches Phone: 703-327-1700 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer051409278YY055003421YN055073448YN056073599YN255072582YN From: To: