Silver Spring, Maryland Zip Codes: 20815,20901,20902,20903,20904,20905,20906,20907,20908,20910,20911,20912,20914,20915,20916,20918,20997
select cat from directory where is_archived=0 and site_url != '' and (city='silver spring' OR city='silver_spring') and (state='MD' OR state='Maryland')
select cat from directory where is_archived=0 and site_url != '' and (city='silver spring' OR city='silver_spring') and (state='MD' OR state='Maryland')
union
select cat from affiliate_directory where is_archived=0 and site_url != '' and (FIND_IN_SET('silver_spring', city) OR city='all' ) and (state='MD' OR state='Maryland' OR state='all')