{"url":"https://openpostcodes.uk/EC3A%203","type":"sector","sector":"EC3A 3","area":"EC","district":"EC3A","postcode_count":4,"councils":["City of London","Islington"],"postcodes":[{"postcode":"EC3A 3AA","url":"https://openpostcodes.uk/EC3A%203AA"},{"postcode":"EC3A 3BP","url":"https://openpostcodes.uk/EC3A%203BP"},{"postcode":"EC3A 3DE","url":"https://openpostcodes.uk/EC3A%203DE"},{"postcode":"EC3A 3DH","url":"https://openpostcodes.uk/EC3A%203DH"}]}