Fillable and printable Official Letter Format 2025. Fill, sign and download Official Letter Format online on Handypdf.com Learn how to structure, format , and proofread your formal letters for professional purposes. See examples, templates, and abbreviations for different types of letters. Writing an official letter typically requires following a structured and specific format . This type of letter can be used when applying for jobs, expressing interest in a job position or thanking someone. Learning how to write an official letter can be helpful as you pursue new job opportunities. In this article, we explain how to write an official letter , plus we provide a template and example of an official letter for you to reference. In this article, we discuss how to write an official letter , learn about the different types of letters and their importance and review an example and a template of such a letter .