text: An email, or I'll suggest a regular letter, would be more appropriate. \n\nA phone call may make you look you as if you are unsecure of yourself or of your skills and attributes. Also, it may be risky and somebody may take the opportunity to ask follow-up questions for which you may not be prepared to.\n\nThe letter or email may start with something like this:\n\n"I'll like to thank you for your time during my interview at (ZZZZZZ Company) and for the opportunity to consider me for the (XXXXXX) position.\n\nI hope you'll find that my skills and experience in (YYYY area) would be beneficial to help (ZZZZZ Company) to (whathever is applicable here, such achieve strategic goals, growth, or to expand business bla bla bla).\n\nI'm sure (ZZZZZ Company) with its core values and working environment is an excellent place to work for, and this position represents a great opportunity for me to ensure growth and development in the (YYYY area).\n\nIf you have follow-up questions or would like to contact me please don't hesitate to communicate to me using the following contact information:\n\nBla bla bla\nBla bla bla\n\nSincerely,\nZXZBXZZXN