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Telephone numbers in Japan

 
Wikipedia: Telephone numbers in Japan
+81 redirects here. see also +81 (Deerhoof)

Country Code: 81

Contents

Dialing prefixes

  • 0 National area code prefix
  • 00 Carrier selection prefix
  • 010 International call prefix
  • 184 Prefix to withhold caller ID
  • 186 Prefix to provide caller ID

Types of numbers

 1xx    Special numbers
 00xx   Carrier selection codes
 0x     1-digit geographic area codes
 0xx    2-digit geographic area codes
 0xxx   3-digit geographic area codes
 0xxxx  4-digit geographic area codes
 0xxxxx 5-digit geographic area codes
 0x0    2-digit non-Geographic area codes (excluding 010)
 0xx0   3-digit non-Geographic area codes (01x0, 0570, 0800, 0910, 0990)

Note that, for international calls to Japan, the first "0" digit should not be used. So, for example, to call 090 1111 1111 from the United States, 011-81-90-1111-1111 should be used. To call from Europe use 00-81-90-1111-1111.

Length of numbers

 Special numbers are 3 digits long
 Geographic numbers are 10 digits long, including the leading zero
 0x0 Non-geographic numbers are 11 digits long, including the leading zero
 0xx0 Non-geographic numbers are 10 digits long, including the leading zero

Emergency services

 110  Police
 118  Maritime emergencies
 119  Ambulance, Fire brigade
 171  Earthquake assistance

Operator services

 100  NTT operator
 106  Operator assisted collect call service
 108  Automated collect call service
 113  NTT technical faults hotline
 116  NTT customer service and general enquiries

Directory services

 104  NTT national directory enquiries
 0057 KDDI international directory enquiries

Special services

 114  Automated number-busy check
 115  Telegram service
 117  Speaking clock
 136  Information on last incoming call
 177  Weather forecast

Long distance carrier selection (Myline)

With the exception of 001, all carrier selection codes are four digits long. They are dialed before the phone number to select a specific carrier.

 001   KDDI (international)
 0033  NTT Communications
 0036  NTT East
 0037  Fusion Communications
 0039  NTT West
 0041  SoftBank Telecom (international / former Japan Telecom)
 0056  KDDI (international)
 0061  SoftBank Telecom (international / former Cable and Wireless IDC)
 0071  Verizon Japan
 0077  KDDI (national)
 0080  T-Systems
 0081  Fusion Communications (former TTNet)
 0088  SoftBank Telecom (national / former Japan Telecom)
 0089  T-Systems

Non-geographic area codes

 0120 NTT Freedial, tollfree services
 0130 Automated information services
 0140 Disaster relief wireless communications
 0160 Disaster relief satellite communications
 0170 NTT Dengon Dial, chat line services
 0180 NTT Telegong, TV/Radio show feedback dial-in
 0180 NTT Teledome, automated information services
 0190 NTT Angel Line, automated directory services via PC/modem
 0190 NTT Annai Jozu, automated directory services via telephone
 0800 Other tollfree services
 020  Paging services
 030  Mobile telephony services (legacy systems, PDC, J-CDMA, UMTS)
 040  Mobile telephony services (legacy systems, PDC, J-CDMA, UMTS)
 050  IP telephony service (via internet service providers)
 0570 Navi Dial, non-geographic wireline
 060  Universal personal number services
 070  Mobile telephony and data services (PHS)
 080  Mobile telephony and data services (PDC, J-CDMA, UMTS)
 090  Mobile telephony and data services (PDC, J-CDMA, UMTS)
 0910 Private circuit access, local rate services
 0990 NTT DialQ2, premium rate services

Decommissioned area codes

 0150 formerly used for maritime wireless communications
 0450 formerly used for maritime wireless communications
 0750 formerly used for maritime wireless communications

Area codes (市外局番 "shigai-kyokuban") of selected major cities

 011  Sapporo
 0138 Hakodate
 0166 Asahikawa
 017  (next digit 7) Aomori
 018  (next digit 8) Akita
 019  (next digit 6) Morioka
 022  Sendai
 023  (next digit 6) Yamagata
 024  (next digit 5) Fukushima
 024  (next digit 9) Kōriyama
 025  Niigata 
 026  Nagano
 027  (next digit 2) Maebashi
 027  (next digit 3) Takasaki
 028  (next digit 6) Utsunomiya
 03   Tokyo
 04   (next digit 2) Tokorozawa
 04   (next digit 7) Kashiwa
 042  (next digit 6) Hachiōji
 042  (next digit 7) Machida, Sagamihara
 043  (next digit 2 or 3) Chiba
 044  Kawasaki
 045  Yokohama
 046  (next digit 6) Fujisawa
 046  (next digit 8) Yokosuka
 047  (next digit 3) Ichikawa, Matsudo
 047  (next digit 4 (3 for west part of the city)) Funabashi
 048  (next digit 2) Kawaguchi
 048  (next digit 6 or 7 or 8) Saitama
 049  Kawagoe
 052  Nagoya
 053  Hamamatsu
 0532 Toyohashi
 054  Shizuoka
 055  Kofu
 0564 Okazaki
 0565 Toyota
 0568 Kasugai
 058  Gifu
 0586 Ichinomiya
 059  (next digit 2) Tsu
 059  (next digit 2) Yokkaichi
 06   Osaka, Higashiōsaka, Suita, Toyonaka, Amagasaki
 072  (next digit 2) Sakai
 072  (next digit 6) Takatsuki
 072  (next digit 8) Hirakata
 073  Wakayama
 0742 Nara
 075  Kyoto
 076  (next digit 2) Kanazawa
 076  (next digit 4) Toyama
 077  (next digit 5) Ōtsu
 0776 Fukui
 078  Kobe
 079  (next digit 2)Himeji
 0798 Nishinomiya
 082  Hiroshima
 083  (next digit 2) Shimonoseki
 083  (next digit 9) Yamaguchi
 084  Fukuyama
 0852 Matsue
 086  (next digit 2 to 9) Okayama
 086  (next digit 4 or 5) Kurashiki
 087  (next digit 8) Takamatsu
 088  (next digit 6) Tokushima
 088  (next digit 8) Kochi
 089  (next digit 9) Matsuyama
 092  Fukuoka
 093  Kitakyushu
 0942 Kurume
 095  (next digit 8) Nagasaki
 0952 Saga
 0956 Sasebo
 096  Kumamoto
 097  Ōita
 098  Naha
 0985 Miyazaki
 099  Kagoshima

Geographic numbers are 10 digits long including the leading 0 and the area code. Consequently, densely populated areas have shorter area codes, while less populated areas have longer area codes. For example:

 06 xxxx xxxx (Osaka)
 075 xxx xxxx (Kyoto)
 0742 xx xxxx (Nara)
 04992 x xxxx (Niijima island, Tokyo pref.)
 082486  xxxx (Takano, Hiroshima pref.)

Area codes increase from north to south; Sapporo in Hokkaidō (the northernmost prefecture) has 011, and Setouchi's 09973 is far to the south in Kagoshima. When the telephone system was devised, Okinawa was still under U.S. occupation, so when it was returned to Japan in 1972, its telephone numbers were squeezed between Miyazaki (098x) and Kagoshima (099x) and begin with 0988, 0989, and 0980.

During the 1990s, when plans were being drawn up to amalgamate mid-sized cities and towns into larger municipalities, telephone numbering systems were merged in advance. For example,

  07442 x xxxx Kashihara (Nara prefecture)
  07444 x xxxx Sakurai
  074452 xxxx Takatori
  074454 xxxx Asuka
  etc.

became:

  0744 2x xxxx Kashihara
  0744 4x xxxx Sakurai
  0744 52 xxxx Takatori
  0744 54 xxxx Asuka
  etc.

Many of these towns have in fact refused to merge, leaving callers with more digits to dial when making local calls. This is partially balanced by not having to dial an area code for the neighboring city.

See also

External links


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Wikipedia. This article is licensed under the Creative Commons Attribution/Share-Alike License. It uses material from the Wikipedia article "Telephone numbers in Japan" Read more