-# http://www.census.gov/geo/maps-data/data/gazetteer2014.html
-# 6a7af64ddfa89fc276aaf6793567c9cd 2014-07-28 2014_Gaz_counties_national.zip
-# 37ebebca082ef099147b5d8e2119b18d 2014-07-28 2014_Gaz_cousubs_national.zip
-# f319845358951aa73f870bffa67f299f 2014-07-28 2014_Gaz_place_national.zip
-# 0d012b742b9001cf2d1b92be4a0a2974 2014-07-28 2014_Gaz_zcta_national.zip
+# http://www.census.gov/geo/maps-data/data/gazetteer2015.html
+# 6ce9ebdecb92182a7e3882bc09c5f352 2015-08-11 2015_Gaz_counties_national.zip
+# 92d61a96ace60d4844f2a9b69057332e 2015-08-11 2015_Gaz_cousubs_national.zip
+# 932cb1dbc84877637f4703e0917203d7 2015-08-11 2015_Gaz_place_national.zip
+# 3405d3aa4311bd5e9983784b55e4bbfb 2015-08-11 2015_Gaz_zcta_national.zip