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The prefix +31 1554 serves the region of Delft.
Our database lists the carrier as "KPN".
The area code location is mapped at (52.0114017, 4.35839).
Searching a number prefix can reveal carrier and location info from Ringbat's database.
Country: 🇳🇱 NL
Country Code: +31
Carrier: KPN
Prefix: 1554
Location: Delft
Coords: 52.0114017, 4.35839
Area Code Page: +31 1554
Comments: Disabled for area-code pages
Example: +31 1554 *** ***
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+31 1554 is an area code/prefix that appears to be associated with Delft. 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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