Iruma City Office:
phone number, opening hours and address
The main phone number of the Iruma City Office is 04-2964-1111. Here is what to know before you call, with the address, opening hours and official website.
Iruma City Office main line
Official website www.city.iruma.saitama.jp
Without hyphens: 0429641111
The main number connects you to an operator, who will put you through to the right section. Calls are usually answered in Japanese.
Checked against the official website · October 7, 2026
ABOUT
About Iruma City
Iruma City gained city status in 1966 and took on its current boundaries after merging with Seibu Town the following year. As the main production area of Sayama tea, it leads the prefecture in both output and cultivated area, and is a green area within about 40 km of central Tokyo. The city office is in Toyooka, near Irumashi Station.
BASIC INFO
Basic information
- Main phone
- 04-2964-1111
- Address
- 〒358-8511 埼玉県入間市豊岡一丁目16番1号Shown in Japanese so you can paste it into a map app or show it to a taxi driver.
- Opening hours
- Weekdays 9:00–16:30Closed on weekends, public holidays and Dec 29 – Jan 3
- Official website
- www.city.iruma.saitama.jp
- Local government code
- 112259Saitama Western Area · City
ACCESS
Access and map
Address
〒358-8511 埼玉県入間市豊岡一丁目16番1号
RELATED OFFICES
Phone numbers of related government offices
Public offices in charge of this municipality (national and prefectural branches). National taxes — income tax and consumption tax returns, tax certificates — are handled by the tax office, not the municipal office. Addresses are shown in Japanese.
- 04-2993-9111
〒359-8601 埼玉県所沢市並木1丁目7番
Covers Tokorozawa City, Hanno City, Sayama City as well as Iruma City
- 04-2998-0170
〒359-8505 埼玉県所沢市上安松1152-1
Covers Miyoshi Town, Tokorozawa City, Hanno City, Sayama City, Hidaka City as well as Iruma City
Personal pension consultations are accepted at any pension office in Japan.
- 042-974-2345
〒357-0021 埼玉県飯能市双柳94-15 飯能合同庁舎
Covers Hanno City, Moroyama Town, Ogose Town, Hidaka City as well as Iruma City
Part of this municipality is covered by a different office. Check the agency's official website for your address.
- 04-2992-8609
〒359-0042 埼玉県所沢市並木6-1-3 所沢合同庁舎
Covers Miyoshi Town, Tokorozawa City, Sayama City as well as Iruma City
Part of this municipality is covered by a different office. Check the agency's official website for your address.
- 04-2954-6212
〒350-1324 埼玉県狭山市稲荷山2-16-1
Covers Tokorozawa City, Hanno City, Sayama City, Hidaka City as well as Iruma City
FAQ
Frequently asked questions
What is the phone number of the Iruma City Office?
The main phone number of the Iruma City Office is 04-2964-1111. It connects you to an operator, who will transfer you to the right section once you explain what you need.
What are the opening hours of the Iruma City Office? What time does it open and close?
Opening hours of the Iruma City Office: Weekdays 9:00–16:30. It is closed on Saturdays, Sundays, public holidays and over the New Year break (Dec 29 – Jan 3). Hours can differ by counter and service, so please check the official website for details.
Can I call the Iruma City Office on weekends or at night?
The main line is generally not answered outside opening hours. For non-urgent procedures and certificates you may be able to use online applications on the official website (https://www.city.iruma.saitama.jp/) or the Mynaportal. Check the official website for any weekend service counters.
Which tax office and pension office cover the Iruma City Office?
Iruma City is covered by the Tokorozawa Tax Office (04-2993-9111). It handles national taxes such as income tax and consumption tax returns and tax certificates. Pension matters are handled by Tokorozawa Pension Office (04-2998-0170); personal consultations are accepted at any pension office in Japan.
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 Saitama.
NEARBY
Other municipalities in Western Area, Saitama
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.
Tax office names, addresses, phone numbers and jurisdictions are based on the National Tax Agency's 税務署の所在地などを知りたい方 (checked October 19, 2026). Pension office names, addresses, phone numbers and jurisdictions are based on the Japan Pension Service's 年金事務所管轄区域 (checked October 19, 2026). Hello Work (public employment office) names, addresses, phone numbers and jurisdictions are based on the Ministry of Health, Labour and Welfare's 全国ハローワーク所在案内 (checked October 19, 2026). Public health center names, addresses, phone numbers and jurisdictions are based on the Ministry of Health, Labour and Welfare's 保健所管轄区域案内 (checked October 19, 2026).