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Our database confirms that +66 4399 is assigned to Kalasin/Khon Kaen/Maha Sarakham/Roi Et.
Known carrier for +66 4399: "National Telecom (NT)".
Ringbat database places +66 4399 at coordinates —.
Ringbat creates area-code pages to provide details when only part of a number is available.
Country: 🇹🇭 TH
Country Code: +66
Carrier: National Telecom (NT)
Prefix: 4399
Location: Kalasin/Khon Kaen/Maha Sarakham/Roi Et
Area Code Page: +66 4399
Comments: Disabled for area-code pages
Example: +66 4399 *** ***
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🛰️ Coordinates Unavailable — No map data for this area code.
+66 4399 is an area code/prefix that appears to be associated with Kalasin/Khon Kaen/Maha Sarakham/Roi Et. It may be assigned to multiple phone numbers within that region.
Yes — use Ringbat's number search to look up a full number. This area-code page helps when only part of a number is known.
Carrier information for this prefix: National Telecom (NT). In some cases multiple carriers may use similar prefixes.
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