Enter a number in E.164 format (for example +441952612345)
The prefix +31 2004 serves the region of Amsterdam.
Known carrier for +31 2004: "KPN".
Coordinates for +31 2004 are (52.3730796, 4.8924534).
These pages show detailed information for area codes, even when the full number is unknown.
Country: 🇳🇱 NL
Country Code: +31
Carrier: KPN
Prefix: 2004
Location: Amsterdam
Coords: 52.3730796, 4.8924534
Area Code Page: +31 2004
Comments: Disabled for area-code pages
Example: +31 2004 *** ***
If you have a full number, use the search box above to view the number-specific page.
+31 2004 is an area code/prefix that appears to be associated with Amsterdam. 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.
Reverse lookups allow you to see who is calling, whether it’s a friend, business, or spam.
Phone lookups are a smart way to screen unknown calls and protect yourself.
Ringbat provides community-powered insights. Leave a comment to help others.
Stay cautious when receiving calls from numbers you don’t recognize.
Reverse lookup works across multiple countries to provide accurate info.
Using the area code, you can often identify the general location of the number.
Copyright © 2025 Ringbat. International Reverse Phone Number Lookup. Legal / DMCA