Registry / Japan / Postal code prefixes / 78 /

Japan postal codes starting with 78

Prefix 78 contains 1,837 postal code records across 1,624 mapped localities in Japan.

Verified data profile for Japan prefix 78

Based on 1,843 records, 1,837 postal code values and 1,624 mapped localities. Coordinate coverage is 100.0%.

1,843

Records

1,837

Postal identifiers

100.0%

Geocoded

780-0000

Example code

Postal code	Locality	Administrative path	Coordinates
780-0000	Kochi Shi	Kochi Ken / Kochi Shi	33.5695, 133.5404
780-0001	Kureno	Kochi Ken / Kochi Shi	33.6157, 133.569
780-0002	Shigekura	Kochi Ken / Kochi Shi	33.6143, 133.5534
780-0003	Nanatsubuchi	Kochi Ken / Kochi Shi	33.6066, 133.5399
780-0004	Mitani	Kochi Ken / Kochi Shi	33.599, 133.5262
780-0021	Nakajinzenji	Kochi Ken / Kochi Shi	33.5878, 133.5317

Prefix coverage and examples

Use this page to understand country coverage, postal code formats, prefixes and the most useful child pages for lookup or download. The canonical route for this record set is /postal-codes/japan/codes/78.

How to use this lookup

Use the sample rows to verify what the prefix actually covers.
Compare neighboring prefixes when a city or district spans multiple ranges.
Download the country dataset when you need every code in the prefix.

Records

1,843

Database rows represented by this canonical route.

Postal identifiers

1,837

Distinct postal code values in this route.

Localities

1,624

Mapped place names or administrative entries.

Coordinate coverage

100.0%

Rows with latitude and longitude available.

Detected format

7 digits (NNN-NNNN)

Japanese postal codes use seven digits, commonly formatted with a hyphen after the third digit.

Example

780-0000

Sample code from Kochi Shi.

Prefix use

range lookup

Use this range when you know the first digits or letters but need matching localities.

Code	Place	Hierarchy	Coordinates
780-0000	Kochi Shi	Kochi Ken / Kochi Shi	33.5695, 133.5404
780-0001	Kureno	Kochi Ken / Kochi Shi	33.6157, 133.569
780-0002	Shigekura	Kochi Ken / Kochi Shi	33.6143, 133.5534
780-0003	Nanatsubuchi	Kochi Ken / Kochi Shi	33.6066, 133.5399
780-0004	Mitani	Kochi Ken / Kochi Shi	33.599, 133.5262

Download postal data

CSV, JSON and XLSX exports for research, validation and data products.

Use the API

Query postal codes by country, place name, region or code prefix.

Implementation notes

Field definitions, canonical paths and practical lookup guidance.

Useful related pages

Japan

Country · 146,883 records

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Data questions

What does this postal code prefix cover?

This page lists representative records, localities and nearby ranges for the Japan prefix 78 prefix in Japan.

Is the complete prefix dataset shown here?

The HTML page shows a bounded sample from 1,837 matching identifiers and points to the country export for complete coverage.

How should I use a prefix page?

Use it to narrow a lookup when you know the first characters of the code, then confirm locality, region and coordinates.

Related prefix ranges in Japan

Compare this range with other active postal code prefixes from the same country-level directory.

2,030 codes across 1,931 localities.

1,934 codes across 1,900 localities.

1,920 codes across 1,620 localities.

1,859 codes across 1,637 localities.

1,802 codes across 1,521 localities.

1,779 codes across 1,532 localities.

1,754 codes across 1,548 localities.

1,713 codes across 1,267 localities.

Representative postal code examples

This page keeps a bounded sample for fast crawling and links each code to its canonical lookup page. Use the country export when you need the full prefix dataset.

Postal code	Locality	Region	Coordinates
780-0000	Kochi Shi	Kochi Ken / Kochi Shi	33.5695, 133.5404
780-0001	Kureno	Kochi Ken / Kochi Shi	33.6157, 133.569
780-0002	Shigekura	Kochi Ken / Kochi Shi	33.6143, 133.5534
780-0003	Nanatsubuchi	Kochi Ken / Kochi Shi	33.6066, 133.5399
780-0004	Mitani	Kochi Ken / Kochi Shi	33.599, 133.5262
780-0021	Nakajinzenji	Kochi Ken / Kochi Shi	33.5878, 133.5317
780-0022	Kitajinzenji	Kochi Ken / Kochi Shi	33.5894, 133.54
780-0023	Higashijinzenji	Kochi Ken / Kochi Shi	33.5864, 133.5474
780-0024	Maezato	Kochi Ken / Kochi Shi	33.5785, 133.5403
780-0025	Atagoyama	Kochi Ken / Kochi Shi	33.5766, 133.5378
780-0026	Hadaminamimachi	Kochi Ken / Kochi Shi	33.5756, 133.5452
780-0027	Atagoyamaminamimachi	Kochi Ken / Kochi Shi	33.5738, 133.5396
780-0031	Utsuno	Kochi Ken / Kochi Shi	33.5876, 133.5243
780-0032	Kaganoi	Kochi Ken / Kochi Shi	33.5799, 133.5268
780-0033	Nishijinzenji	Kochi Ken / Kochi Shi	33.5784, 133.5321
780-0034	Misonocho	Kochi Ken / Kochi Shi	33.5744, 133.5338
780-0041	Iriakecho	Kochi Ken / Kochi Shi	33.5661, 133.5313
780-0042	Horagajimacho	Kochi Ken / Kochi Shi	33.5687, 133.5328
780-0043	Kotobukicho	Kochi Ken / Kochi Shi	33.5664, 133.535
780-0044	Nakasuido	Kochi Ken / Kochi Shi	33.5683, 133.5344
780-0045	Saiwaicho	Kochi Ken / Kochi Shi	33.5685, 133.5307
780-0046	Isezakicho	Kochi Ken / Kochi Shi	33.5705, 133.5304
780-0047	Sagamicho	Kochi Ken / Kochi Shi	33.5699, 133.5342
780-0048	Yoshidacho	Kochi Ken / Kochi Shi	33.5719, 133.5338
780-0051	Atagomachi	Kochi Ken / Kochi Shi	33.5704, 133.5372
780-0052	Okawasuji	Kochi Ken / Kochi Shi	33.5648, 133.5362
780-0053	Ekimaecho	Kochi Ken / Kochi Shi	33.565, 133.5435
780-0054	Aioicho	Kochi Ken / Kochi Shi	33.5646, 133.5458
780-0055	Koyocho	Kochi Ken / Kochi Shi	33.5689, 133.5531
780-0056	Kitahommachi	Kochi Ken / Kochi Shi	33.5656, 133.5471
780-0061	Sakaedacho	Kochi Ken / Kochi Shi	33.5675, 133.5451
780-0062	Shinhommachi	Kochi Ken / Kochi Shi	33.569, 133.544
780-0063	Showamachi	Kochi Ken / Kochi Shi	33.5701, 133.5411
780-0064	Izumicho	Kochi Ken / Kochi Shi	33.5718, 133.5413
780-0065	Shiotacho	Kochi Ken / Kochi Shi	33.572, 133.5455
780-0066	Hijimacho	Kochi Ken / Kochi Shi	33.5707, 133.5501
780-0071	Takasone	Kochi Ken / Kochi Shi	33.5691, 133.5563
780-0072	Sugiiru	Kochi Ken / Kochi Shi	33.5691, 133.5562
780-0816	Minamihoeicho	Kochi Ken / Kochi Shi	33.557, 133.5534
780-0817	Nakahoeicho	Kochi Ken / Kochi Shi	33.5589, 133.5536
780-0818	Hoeicho	Kochi Ken / Kochi Shi	33.5614, 133.554
780-0821	Sakuraicho	Kochi Ken / Kochi Shi	33.5617, 133.5502
780-0822	Harimayacho	Kochi Ken / Kochi Shi	33.5617, 133.5448
780-0823	Saembacho	Kochi Ken / Kochi Shi	33.5593, 133.5481
780-0824	Shiromicho	Kochi Ken / Kochi Shi	33.5591, 133.5508
780-0825	Nonimmachi	Kochi Ken / Kochi Shi	33.5577, 133.5509
780-0833	Minamiharimayacho	Kochi Ken / Kochi Shi	33.558, 133.5446
780-0834	Sakaimachi	Kochi Ken / Kochi Shi	33.5582, 133.5411
780-0841	Obiyamachi	Kochi Ken / Kochi Shi	33.5605, 133.5389
780-0842	Otesuji	Kochi Ken / Kochi Shi	33.5617, 133.5382
780-0843	Nijudaimachi	Kochi Ken / Kochi Shi	33.5633, 133.5399
780-0844	Eikokujicho	Kochi Ken / Kochi Shi	33.5637, 133.5353
780-0850	Marunochi	Kochi Ken / Kochi Shi	33.5617, 133.5302
780-0861	Masugata	Kochi Ken / Kochi Shi	33.5569, 133.5284
780-0862	Takajomachi	Kochi Ken / Kochi Shi	33.5558, 133.5321
780-0863	Yorikimachi	Kochi Ken / Kochi Shi	33.5571, 133.5386
780-0864	Tojimmachi	Kochi Ken / Kochi Shi	33.5561, 133.5391
780-0870	Hommachi	Kochi Ken / Kochi Shi	33.5582, 133.5351
780-0901	Kamimachi	Kochi Ken / Kochi Shi	33.5565, 133.5224
780-0902	Honchosuji	Kochi Ken / Kochi Shi	33.5573, 133.5162

Showing 60 representative records from 1,837 matching codes to keep the page fast and crawlable. Download the Japan dataset for complete coverage.