Inquiry about overall my number system
My number synthesis toll free number (country)
Weekdays (until Monday through Friday): From 9:30 a.m. to 8:00 p.m.
Saturday, Sundays and holidays: From 9:30 a.m. to 5:30 p.m. (remove January 3 from December 29 New Year holidays.)
※About temporary suspension by loss or theft of my number card, we accept 24 hours a day, every day.
My number card synthesis site (the outside site)
About new application, receipt of my number card which updated, and went through the procedure, electronic recertification
Dial for exclusive use of Yokohama-shi my number card
Phone number 0120-769-706 (free)
※When it is not connected by some IP telephone, please connect with 045-550-5454.
※Person with impaired hearing, language, please use fax (045-350-8484).
Monday through Friday: It is 8:00 p.m. from 8:30 a.m.
Saturday and Sunday Sundays and holidays, holiday and New Year holidays (12/29-1/3): It is 5:30 p.m. from 9:00 a.m.
Others, inquiry about notice card my number card