City, town and village offices in Gunma:
phone numbers
Main phone numbers and addresses of all 35 municipalities in Gunma. Select a municipality for its opening hours, official website and tips before you call. Every number is checked against the official website (last checked October 7, 2026).
Gunma Prefectural Government (main line)
Official website www.pref.gunma.jp
Without hyphens: 0272231111
〒371-8570 群馬県前橋市大手町1-1-1
Checked against the official website · October 7, 2026
Central Area6 municipalities
Western Area9 municipalities
Agatsuma Area6 municipalities
Tone-Numata Area5 municipalities
Eastern Area9 municipalities
GOVERNMENT OFFICES
Phone numbers of tax offices, pension offices, Hello Work and public health centers
Main phone numbers, addresses and jurisdictions of the offices in Gunma.
BEFORE YOU CALL
Before you call
Main number → operator → section
The main number connects you to an operator. Say what you need — residence certificate, national health insurance, nursery school — and you will be put through to the right section.
Avoid the busiest times
Most offices are open weekdays from about 8:30 to 17:00. Lunchtime, Monday mornings, the days after holidays and the March–April moving season are busy.
Closed days: go online
On weekends, public holidays and over the New Year break (December 29 – January 3) the main line is generally not answered. Many certificates and procedures are available online via the official website or the Mynaportal.
For staff of municipalities and public offices
We accept requests to correct or update the phone numbers, office hours, addresses and other details listed here. We check each request against the official website before updating.
The phone numbers, addresses and opening hours on this page are based on information published on each municipality's official website (last checked: October 7, 2026). Please check the official website for the latest information. This page compiles public information for the convenience of residents and does not indicate any business or partnership relationship between the listed municipalities and AIRI (LIVERUSH Co., Ltd.). If you find an error, please let us know via our contact form.