[ic] USPS V2 protocol being discontinued in 3 days, is usps_query.tag OK?

Grant emailgrant at gmail.com
Thu Mar 29 08:59:57 UTC 2012

> THis email from the post office was just forwarded to me.  The
> usps_query.tag file is dated 2009.  Will it work with V4 ?  If no one knows
> I will probably know on April 1st.
> Thanks in advance as always,
> Tom Friedel
> Web Tools integrator;
> As communicated first in May 2011, outdated versions of the Web Tools
> Domestic Rate Calculator API (Rate and RateV2) will be retired on March 31,
> 2012. At that time, requests to the Rate and RateV2 APIs will result in
> error message responses. If you are no longer sending requests to Rate and
> RateV2, please disregard this message.
> Integrators should migrate to the current version of the Domestic Rate
> Calculator API (RateV4). Technical documentation is available at
> https://www.usps.com/business/webtools-technical-guides.htm.
> Thank you for your cooperation. Please let us know if you have any questions
> or concerns.
> Regards,
> Web Tools Program Office

I recommend Endicia's Label Server so you don't have to worry about
this sort of thing:


- Grant

More information about the interchange-users mailing list