Enter a number in E.164 format (for example +441952612345)
According to Ringbat data, +31 3399 operates within Amersfoort and nearby areas.
Known carrier for +31 3399: "KPN".
Ringbat database places +31 3399 at coordinates (52.1637702, 5.4088845).
Ringbat creates area-code pages to provide details when only part of a number is available.
Country: 🇳🇱 NL
Country Code: +31
Carrier: KPN
Prefix: 3399
Location: Amersfoort
Coords: 52.1637702, 5.4088845
Area Code Page: +31 3399
Comments: Disabled for area-code pages
Example: +31 3399 *** ***
If you have a full number, use the search box above to view the number-specific page.
+31 3399 is an area code/prefix that appears to be associated with Amersfoort. 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: KPN. In some cases multiple carriers may use similar prefixes.
Phone lookups provide insight into numbers you don't recognize, keeping you informed.
Phone lookups are a smart way to screen unknown calls and protect yourself.
Sharing your experience helps other users identify suspicious numbers.
Reminder: Use public data to stay informed and avoid scams.
Reverse lookup works across multiple countries to provide accurate info.
Coordinates and area codes can reveal where the number is based.
Copyright © 2025 Ringbat. International Reverse Phone Number Lookup. Legal / DMCA