Grijalva Introduces Bill to Prevent Post Office Closures In High-Growth ZIP Codes, Correcting Oversight in USPS Closure Planning Wednesday March 07, 2012 Washington, D.C. – Rep. Raúl M. Grijalva today introduced a bill that prevents the U.S. Postal Service (USPS) from closing any post office or postal facility that serves a high-growth ZIP code, correcting […]