A dictionary of telephone area codes and postal codes containing address data from across Japan.
"Yao Hachicho" is a dictionary of telephone area codes and postal codes that contains approximately 1 million entries linking addresses by postal code units and telephone area codes (first 6 digits for both local and long-distance calls). It accommodates new information such as address changes due to municipal mergers, restructuring of postal codes and area codes. Additionally, it avoids vague descriptions in the postal code book (such as "excluding ~" or "others") and allows for the specific expansion of regional names as needed. 【Features】 ■ Easily customizable CSV text file format ■ Contains updated address and telephone area code information (as of May 2021) ■ Allows for searches from various perspectives *For more details, please download the PDF or feel free to contact us.
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【Usage Examples】 ■ For input assistance of addresses and phone numbers in CTI systems, etc. ■ For managing customer data addresses and telephone area codes ■ For master data of address and phone number processing systems *For more details, please download the PDF or feel free to contact us.
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Our company was founded in 1988 as a direct marketing agency and has long supported "data operations" and "operational management." With our diverse know-how, technology, and operational management gained from years of experience, we also assist in creating models for complex operations and provide design and management tailored to your desired business content. Please feel free to contact us if you have any requests.
