Enter a number in E.164 format (for example +441952612345)
Our database confirms that +31 4321 is assigned to Maastricht.
Our database lists the carrier as "KPN".
Ringbat database places +31 4321 at coordinates (50.8579855, 5.6969882).
Use this area-code page to access location, carrier, and prefix info for partial phone numbers.
Country: 🇳🇱 NL
Country Code: +31
Carrier: KPN
Prefix: 4321
Location: Maastricht
Coords: 50.8579855, 5.6969882
Area Code Page: +31 4321
Comments: Disabled for area-code pages
Example: +31 4321 *** ***
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+31 4321 is an area code/prefix that appears to be associated with Maastricht. It may be assigned to multiple phone numbers within that region.
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Carrier information for this prefix: KPN. In some cases multiple carriers may use similar prefixes.
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