python - Getting polygon shapes for only specific zipcodes -

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i have .csv file zip codes, latitude , longitude. specific areas of interest few metropolitan statistical areas (msas). have obtained shapefile zipcodes in usa census bureau website (https://www.census.gov/geo/maps-data/data/cbf/cbf_zcta.html).

i want shapes list of zipcodes have , want group them msa. there way pull out shapes master zipcode file census zips in .csv file? tried using unionspatialpolygons in r not so. want .shp or .geojson or .topojson file output , plot polygons msas in country map.

r or python preferred. not familiar arcgis.

thanks in advance!


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