{"url":"https://openpostcodes.uk/EC3A%204","type":"sector","sector":"EC3A 4","area":"EC","district":"EC3A","postcode_count":2,"councils":["City of London"],"postcodes":[{"postcode":"EC3A 4AA","url":"https://openpostcodes.uk/EC3A%204AA"},{"postcode":"EC3A 4AF","url":"https://openpostcodes.uk/EC3A%204AF"}]}