International Bank of Commerce, El Banquito Branch Basic Info Reviews Routing Numbers Map & Direction Name: International Bank of Commerce, El Banquito Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 301 South 10th Mcallen, Texas 78501 Hidalgo County View other branches Phone: 956-688-3610 Please enable JavaScript to view the comments powered by Disqus. From: To: