🇯🇵 Japan · prefecture

Gumma Ken postal codes

Gumma Ken has 1,779 postal codes, from 370-0000 to 389-0121, used by 1,532 places. Search a place below to find its codes.

Codes: 1,779
Range: 370-0000–389-0121
Places: 1,532
Format: ###-####

Largest cities in Gumma Ken

Takasaki 196 codes · 370-0000 Maebashi 212 codes · 370-0001 Ōta 146 codes · 326-0825 Isesaki 150 codes · 367-0007 Kiryū 85 codes · 326-0141

Postal Codes by place

Place	Postal Codes
Aioicho	370-0811376-0011376-8523376-8531376-8666
Akaiwa	370-0503377-1311
Akodacho	374-0013374-8611
Annaka	379-0116379-0192
Aramaki	377-0303379-1411
Aramakimachi	371-0044371-8510
Asahicho	370-0052371-0014373-0814374-0063376-0037
Ashikadomachi	370-3531370-3592
Azumacho	370-0045376-0032379-2231
Bunkyocho	371-0801371-8573
Chiyodacho	371-8556371-8620371-8625371-8688374-0028
Egimachi	370-0046371-0002
Eirakucho	376-0044376-8510
Fujiagucho	373-0034373-8515
Fujikawa	370-0605370-1101
Fujiki	370-2307370-2398
Fujioka	375-0024375-8504375-8506375-8602375-8603375-8604
Fukiya	377-0203377-0292377-0294
Fukujima	370-0501370-1105
Furuichicho	371-8503371-8504371-8520371-8666
Fuse	379-1414379-1498
Futabacho	370-0843370-8585
Gobara	377-0811379-0135
Goka	370-1128370-2304
Gokan	379-1305379-1393
Hachimancho	373-0056373-8511
Hamacho	373-0853373-8521373-8531373-8718
Hanageishimachi	371-0244371-0294
Haraichi	379-0133379-0193
Haramachi	377-0801378-0066
Hebara	370-1603370-2612
Higashi	376-0034376-8528
Higashihoncho	373-0026373-8530373-8610373-8686
Higashimachi	370-8550370-8611379-2292
Hinode	370-0525370-0595
Hiraicho	376-0051379-2233
Hirosawacho	376-0013376-8502376-8555376-8558376-8585
Hirosecho	371-0812372-0039
Hommachi	371-0023371-8516371-8539371-8557371-8560371-8561371-8586371-8636+5 more
Honcho	373-0057374-0024376-0031
Ichibacho	373-0013379-2211
Iitacho	373-8611373-8688
Iizukamachi	370-0069370-8668
Imaimachi	378-0025379-2116
Imaizumicho	372-0031372-8501
Inaricho	370-0062372-0804376-0022
Ishihara	377-0007377-8501377-8588377-8616
Isobe	379-0127379-0195379-0196
Iwagamimachi	371-0035371-8508
Iwai	377-0804379-0112
Iwamatsucho	370-0403370-0492
Izumicho	373-0845376-0033
Izumino	374-0113374-0193
Jotomachi	371-0016371-8585
Kamesatomachi	379-2147379-2187
Kamihosoimachi	371-0051371-8501
Kamiizumicho	371-8507372-0045
Kamikobayashi	370-2456370-2498
Kamikoidemachi	371-0037371-8548
Kamioshimamachi	370-3335379-2153
Kanai	370-2216375-0045377-0027377-0803377-8511
Kanohara	370-2455370-2495
Kashimacho	372-0015372-8686
Kasukawacho	370-0421370-0495372-0023
Kawai	370-1117370-2606
Kiyoharacho	373-0012373-8512373-8551373-8557373-8567
Koizumi	370-1114377-0806
Kondocho	374-0042374-8511374-8577
Kotobukicho	372-0052372-8502
Koyaharamachi	379-2121379-2184379-2185379-2186379-2192
Matsubara	374-0016374-8518
Midoricho	370-0073372-0043373-0073374-0025
Minamicho	370-0834371-0805
Miyamaecho	372-0026376-0046
Miyamotocho	370-0828370-8555376-0056
Mori	375-0004375-8505
Motojuku	370-2625377-0933
Motosojamachi	371-0846371-8505371-8555371-8572371-8611
Nakakurisu	375-0015375-8502375-8503375-8601
Nakamachi	372-0822374-0029376-0035378-0048
Nakamura	377-0002377-8510377-8520
Odecho	371-8521371-8531371-8535371-8550371-8567371-8570371-8580371-8587+4 more
Omotecho	371-0024371-8616371-8617
Oshimacho	373-0055373-8585374-0001
Otemachi	371-0026372-0048374-0023
Rikimarumachi	379-2134379-2195379-2198
Sakaemachi	370-8522370-8543374-8510374-8520378-0014
Shibukawa	377-0008377-8503377-8508377-8513377-8567377-8585
Shimmachi	370-1301370-1392370-1393370-1394370-1395370-1396378-0013
Shimmaebashimachi	371-0843371-8517371-8525
Shimooshimamachi	370-0886379-2152379-2193
Showamachi	370-0068371-0034371-8511371-8512371-8513371-8514
Suehirocho	370-0065372-0057373-0862376-0045
Suehiromachi	372-8508373-8666376-8686
Takamatsucho	370-0829370-8501370-8531370-8537370-8666
Tenjincho	370-0061376-0052376-8515376-8516
Toiyacho	370-8511370-8622371-8502
Tomioka	370-2316370-2392370-2393370-2395370-2396
Wakamiyacho	371-0032371-8533371-8677374-0007
Watanukimachi	370-1207370-1292370-1293

The 100 places with the most codes are shown; the API returns all of them. Postal code data: GeoNames (CC BY 4.0) and zipcodestack.

Frequently asked questions

How many postal codes are there in Gumma Ken?

Gumma Ken has 1,779 postal codes, from 370-0000 to 389-0121, covering 1,532 places.

What is the postal code for a place in Gumma Ken?

Find the place in the list on this page. Larger places have several codes; the one you need depends on the street. You can also check any code with the postal code validator.

Postal code API

All Gumma Ken postal codes in one request

zipcodestack looks up, validates and searches postal codes in 149 countries: city, state, coordinates, distances and radius search, as JSON.

/v1/code/state documentation ZIP code API All documentation

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GET https://api.zipcodestack.com/v1/code/state?state_name=Gumma+Ken&country=jp

{
  "results": ["370-0000", "…", "389-0121"]
}

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