CommunityBank of Texas, N.A., Port Arthur Branch Basic Info Reviews Routing Numbers Map & Direction Name: CommunityBank of Texas, N.A., Port Arthur Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 4749 Twin City Highway Port Arthur, Texas 77642 Jefferson County View other branches Phone: 409-861-7250 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer113015429YN113025804YY113103797YY113111983YY113126091YN From: To: