Enter a number in E.164 format (for example +441952612345)
According to Ringbat data, +31 4023 operates within Eindhoven and nearby areas.
Known carrier for +31 4023: "KPN".
The area code location is mapped at (51.4485569, 5.4501225).
Use this area-code page to access location, carrier, and prefix info for partial phone numbers.
Country: 🇳🇱 NL
Country Code: +31
Carrier: KPN
Prefix: 4023
Location: Eindhoven
Coords: 51.4485569, 5.4501225
Area Code Page: +31 4023
Comments: Disabled for area-code pages
Example: +31 4023 *** ***
If you have a full number, use the search box above to view the number-specific page.
+31 4023 is an area code/prefix that appears to be associated with Eindhoven. 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.
Community reports make unknown calls easier to understand.
Verify a caller’s identity to prevent fraud or unwanted solicitations.
Ringbat supports lookups for numbers worldwide, not just local calls.
Combined with carrier info, area codes help pinpoint likely sources.
Copyright © 2025 Ringbat. International Reverse Phone Number Lookup. Legal / DMCA