Yes, you could add to the function:
case "UK": return "Great Britain"; break;
case "U.K.": return "Great Britain"; break;
to return the expected country name in the USPS quote.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.