{"url":"https://openpostcodes.uk/SL","type":"area","area":"SL","postcode_count":10675,"councils":["Windsor and Maidenhead","Buckinghamshire","Slough","Bracknell Forest","Runnymede","Surrey Heath","Three Rivers"],"districts":[{"district":"SL0","url":"https://openpostcodes.uk/SL0","postcode_count":345,"admin_district":"Buckinghamshire"},{"district":"SL1","url":"https://openpostcodes.uk/SL1","postcode_count":1657,"admin_district":"Slough"},{"district":"SL2","url":"https://openpostcodes.uk/SL2","postcode_count":1132,"admin_district":"Slough"},{"district":"SL3","url":"https://openpostcodes.uk/SL3","postcode_count":1075,"admin_district":"Slough"},{"district":"SL4","url":"https://openpostcodes.uk/SL4","postcode_count":1373,"admin_district":"Windsor and Maidenhead"},{"district":"SL5","url":"https://openpostcodes.uk/SL5","postcode_count":885,"admin_district":"Windsor and Maidenhead"},{"district":"SL6","url":"https://openpostcodes.uk/SL6","postcode_count":2315,"admin_district":"Windsor and Maidenhead"},{"district":"SL60","url":"https://openpostcodes.uk/SL60","postcode_count":33,"admin_district":"Windsor and Maidenhead"},{"district":"SL7","url":"https://openpostcodes.uk/SL7","postcode_count":694,"admin_district":"Buckinghamshire"},{"district":"SL8","url":"https://openpostcodes.uk/SL8","postcode_count":265,"admin_district":"Buckinghamshire"},{"district":"SL9","url":"https://openpostcodes.uk/SL9","postcode_count":878,"admin_district":"Buckinghamshire"},{"district":"SL95","url":"https://openpostcodes.uk/SL95","postcode_count":23,"admin_district":"Slough"}]}