Enter a number in E.164 format (for example +441952612345)
The prefix +81 7831 serves the region of Kobe, Hyogo.
The prefix +81 7831 is operated by "NTT".
Geolocation for this prefix: (34.6932379, 135.1943764).
Partial number searches match area-code pages like this — helpful if only the start of a number is known.
Country: 🇯🇵 JP
Country Code: +81
Carrier: NTT
Prefix: 7831
Location: Kobe, Hyogo
Coords: 34.6932379, 135.1943764
Area Code Page: +81 7831
Comments: Disabled for area-code pages
Example: +81 7831 *** ***
If you have a full number, use the search box above to view the number-specific page.
+81 7831 is an area code/prefix that appears to be associated with Kobe, Hyogo. It may be assigned to multiple phone numbers within that region.
Yes — use Ringbat's number search to look up a full number. This area-code page helps when only part of a number is known.
Carrier information for this prefix: NTT. In some cases multiple carriers may use similar prefixes.
Reverse lookups allow you to see who is calling, whether it’s a friend, business, or spam.
Lookups help you prevent spam calls and identify important or suspicious contacts.
Contribute to our community by reporting spam or scam calls.
Tip: Always verify unknown callers before responding.
Global phone lookups help identify calls from foreign numbers.
Using the area code, you can often identify the general location of the number.
Copyright © 2025 Ringbat. International Reverse Phone Number Lookup. Legal / DMCA