Regulations Governing Number Portability Article 5
The Fixed Network Telecommunications Business Operators (hereinafter referred to as “Fixed Network Operators”) shall provide their subscribers with Number Portability with the following numbers of classification:1. A local telephone number at the same location;2. 080 free phone number.
中文原文 號碼可攜服務管理辦法第5條
固定通信網路業務經營者（以下簡稱固網經營者）應提供其用戶下列類別號碼之號碼可攜服務：
一、同一裝機地點之市內電話號碼。
二、○八○受話方付費電話號碼。
一、同一裝機地點之市內電話號碼。
二、○八○受話方付費電話號碼。