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Our database confirms that +31 5663 is assigned to Grou.
Known carrier for +31 5663: "KPN".
Ringbat database places +31 5663 at coordinates (53.0936536, 5.8322342).
Searching a number prefix can reveal carrier and location info from Ringbat's database.
Country: 🇳🇱 NL
Country Code: +31
Carrier: KPN
Prefix: 5663
Location: Grou
Coords: 53.0936536, 5.8322342
Area Code Page: +31 5663
Comments: Disabled for area-code pages
Example: +31 5663 *** ***
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+31 5663 is an area code/prefix that appears to be associated with Grou. 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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