Canada Post Lettermail is a First Class mail service from the US to Canada that can be used for most types of mail. OSM offers IPA and Canada Post 1st Class options for:
- Invoices and statements
- Personalized mail
- Time-sensitive direct mail
A First Class Canadian postmark is applied to each letter and mail is deposited directly into the Canadian Postal stream, helping to ensure speedy delivery to any address or PO Box.