Enter a number in E.164 format (for example +441952612345)
The prefix +66 4389 serves the region of Kalasin/Khon Kaen/Maha Sarakham/Roi Et.
Known carrier for +66 4389: "National Telecom (NT)".
The area code location is mapped at —.
These pages show detailed information for area codes, even when the full number is unknown.
Country: 🇹🇭 TH
Country Code: +66
Carrier: National Telecom (NT)
Prefix: 4389
Location: Kalasin/Khon Kaen/Maha Sarakham/Roi Et
Area Code Page: +66 4389
Comments: Disabled for area-code pages
Example: +66 4389 *** ***
If you have a full number, use the search box above to view the number-specific page.
🛰️ Coordinates Unavailable — No map data for this area code.
+66 4389 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.
Reverse lookups allow you to see who is calling, whether it’s a friend, business, or spam.
Phone lookups are a smart way to screen unknown calls and protect yourself.
Community reports make unknown calls easier to understand.
Stay cautious when receiving calls from numbers you don’t recognize.
Ringbat supports lookups for numbers worldwide, not just local calls.
Area codes give clues about where the call originated.
Copyright © 2025 Ringbat. International Reverse Phone Number Lookup. Legal / DMCA