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According to Ringbat data, +81 1583 operates within Monbetsu, Hokkaido and nearby areas.
Known carrier for +81 1583: "NTT".
The area code location is mapped at (44.3565151, 143.3545224).
These pages show detailed information for area codes, even when the full number is unknown.
Country: 🇯🇵 JP
Country Code: +81
Carrier: NTT
Prefix: 1583
Location: Monbetsu, Hokkaido
Coords: 44.3565151, 143.3545224
Area Code Page: +81 1583
Comments: Disabled for area-code pages
Example: +81 1583 *** ***
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+81 1583 is an area code/prefix that appears to be associated with Monbetsu, Hokkaido. 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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