AKQADC/usps-webtools — pull request #1 by jimmygle (2014-10-10 19:11:34+00:00)
Title: Addition of daysFromZipToZip() method

If we end up putting up a pull request on the original author's repo, we may want to make this usable on all five "Service Standards & Commitments APIs." It currently only supports the "Priority Mail" and "First-Class Mail" API's.