{"url":"https://openpostcodes.uk/SS3","type":"district","district":"SS3","area":"SS","postcode_count":607,"councils":["Southend-on-Sea","Rochford"],"sectors":[{"sector":"SS3 0","url":"https://openpostcodes.uk/SS3%200","postcode_count":193,"admin_district":"Rochford"},{"sector":"SS3 8","url":"https://openpostcodes.uk/SS3%208","postcode_count":103,"admin_district":"Southend-on-Sea"},{"sector":"SS3 9","url":"https://openpostcodes.uk/SS3%209","postcode_count":311,"admin_district":"Southend-on-Sea"}]}