prohibitory order United States Postal Service: Recipient Services pe.usps.gov http://pe.usps.gov/text/dmm300/508.htm#wp1051804 http://pe.usps.gov/text/dmm300/508.htm postal regulation http://pe.usps.gov/text/dmm300/508.htm#wp1044866 postal regulation http://pe.usps.gov/text/dmm300/508.htm#wp1051804 postal regulation prohibitory order, United States Postal Service: Recipient Services USPS : Recipient Services View Website the USPS prohibitory order, Prohibitory Order