Specifications

The following are key specifications for the Lettermail service. Further details can be found in the Canada Postal Guide.

	LENGTH		WIDTH		THICKNESS		WEIGHT
STANDARD	MIN.	MAX.	MIN.	MAX.	MIN.	MAX.	MIN.	MAX.
	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	(g)	(g)
Envelope	140	245	90	156	0.18	5	3	50
Self-Mailer	140	245	90	156	0.18	5	3	50
Card or Postcard**	140	235	90	120	0.18	**	**	**
NON STANDARD OVERSIZE
Envelope	140	380	90	270	0.18	20	5	500
Card or Postcard**	140	380	90	270	0.18	20	N/A	N/A

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Volume

There are no minimum volume requirements for this service.

Preparing your mail

There are no mail preparation requirements for Standard, Non-Standard, or Oversize Lettermail. To qualify for Standard Lettermail prices, Items must have the correct postal code, meet size and weight specifications for this service and meet the criteria for Standard Lettermail.