Thornhill Postal Codes
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Thornhill city is located in Ontario, Canada
You can search for the Thornhill ON postal codes by its streets and block numbers
Thornhill Area Code is 289/905 and Time Zone is Eastern (GMT -05:00).
Thornhill Postal Code - Ontario
Thornhill Postal Code is a six-character string that forms part of a postal address in Canada. Like British and Dutch postcodes, Thornhill - ON postal codes are alphanumeric.
The first three characters (alpha-numeric-alpha) of the postal code which represent a geographic area in Thornhill.
The last three characters denote a Thornhill local delivery unit (LDU). An LDU denotes a specific single Thornhill address or range of addresses, which can correspond to an entire small town, a significant part of a medium-sized town, a single side of a city block in larger cities, a single large building or a portion of a very large one, a single (large) institution in Thornhill, Ontario, such as a university or a hospital, or a business that receives large volumes of mail on a regular basis
If you want to send a mail to Thornhill City, you should use the corresponding Postal Code.