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The prefix +81 4858 serves the region of Kumagaya, Saitama.
Our database lists the carrier as "NTT".
Coordinates for +81 4858 are (36.1472472, 139.3886141).
Partial number searches match area-code pages like this — helpful if only the start of a number is known.
Country: 🇯🇵 JP
Country Code: +81
Carrier: NTT
Prefix: 4858
Location: Kumagaya, Saitama
Coords: 36.1472472, 139.3886141
Area Code Page: +81 4858
Comments: Disabled for area-code pages
Example: +81 4858 *** ***
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+81 4858 is an area code/prefix that appears to be associated with Kumagaya, Saitama. It may be assigned to multiple phone numbers within that region.
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Carrier information for this prefix: NTT. In some cases multiple carriers may use similar prefixes.
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