Omachi-shi (Ōmachi-shi), Nagano

County Snapshot

Ōmachi-shi at a glance

Ōmachi-shi currently has 1 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.

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Mapped populated places

1

These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.

Nagano counties

29

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Largest city

Ōmachi

Population 26,435

Top linked places

Ōmachi 26,435

State	Nagano (Japan)
Latitude & Longitude	36.5500,137.7500
Time Zone	Asia/Tokyo
Local time	12:26:53 (23rd April 2026)

Geography

Ōmachi-shi is located at 36°33'0"N 137°45'0"E (36.5500000, 137.7500000).

The largest city of Ōmachi-shi is Ōmachi with a population of 26,435. . See all Ōmachi-shi cities & populated places.