Enter a number in E.164 format (for example +441952612345)
The prefix +81 2537 serves the region of Niigata, Niigata.
Ringbat data identifies "NTT" as the carrier for this area code.
Ringbat database places +81 2537 at coordinates (37.9163757, 139.0365062).
These pages show detailed information for area codes, even when the full number is unknown.
Country: 🇯🇵 JP
Country Code: +81
Carrier: NTT
Prefix: 2537
Location: Niigata, Niigata
Coords: 37.9163757, 139.0365062
Area Code Page: +81 2537
Comments: Disabled for area-code pages
Example: +81 2537 *** ***
If you have a full number, use the search box above to view the number-specific page.
+81 2537 is an area code/prefix that appears to be associated with Niigata, Niigata. 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.
Many users check numbers to confirm identity before returning calls or sharing personal info.
Sharing your experience helps other users identify suspicious numbers.
Stay cautious when receiving calls from numbers you don’t recognize.
International numbers can be tracked to find the country, region, and carrier.
Location data adds context to unknown or suspicious calls.
Copyright © 2025 Ringbat. International Reverse Phone Number Lookup. Legal / DMCA