{"url":"https://openpostcodes.uk/SG12%204","type":"sector","sector":"SG12 4","area":"SG","district":"SG12","postcode_count":21,"councils":["East Hertfordshire"],"postcodes":[{"postcode":"SG12 4DL","url":"https://openpostcodes.uk/SG12%204DL"},{"postcode":"SG12 4DN","url":"https://openpostcodes.uk/SG12%204DN"},{"postcode":"SG12 4ET","url":"https://openpostcodes.uk/SG12%204ET"},{"postcode":"SG12 4FJ","url":"https://openpostcodes.uk/SG12%204FJ"},{"postcode":"SG12 4FW","url":"https://openpostcodes.uk/SG12%204FW"},{"postcode":"SG12 4FZ","url":"https://openpostcodes.uk/SG12%204FZ"},{"postcode":"SG12 4GD","url":"https://openpostcodes.uk/SG12%204GD"},{"postcode":"SG12 4GE","url":"https://openpostcodes.uk/SG12%204GE"},{"postcode":"SG12 4GQ","url":"https://openpostcodes.uk/SG12%204GQ"},{"postcode":"SG12 4GW","url":"https://openpostcodes.uk/SG12%204GW"},{"postcode":"SG12 4HE","url":"https://openpostcodes.uk/SG12%204HE"},{"postcode":"SG12 4HG","url":"https://openpostcodes.uk/SG12%204HG"},{"postcode":"SG12 4HT","url":"https://openpostcodes.uk/SG12%204HT"},{"postcode":"SG12 4HY","url":"https://openpostcodes.uk/SG12%204HY"},{"postcode":"SG12 4HZ","url":"https://openpostcodes.uk/SG12%204HZ"},{"postcode":"SG12 4JD","url":"https://openpostcodes.uk/SG12%204JD"},{"postcode":"SG12 4JF","url":"https://openpostcodes.uk/SG12%204JF"},{"postcode":"SG12 4JG","url":"https://openpostcodes.uk/SG12%204JG"},{"postcode":"SG12 4JJ","url":"https://openpostcodes.uk/SG12%204JJ"},{"postcode":"SG12 4JN","url":"https://openpostcodes.uk/SG12%204JN"},{"postcode":"SG12 4JP","url":"https://openpostcodes.uk/SG12%204JP"}]}