Enter a number in E.164 format (for example +441952612345)
Our database confirms that +420 4199 is assigned to Ústí nad Labem Region.
The prefix +420 4199 is operated by "O2 Czech Republic".
Mapped location for +420 4199 is (50.5663266, 13.8206705).
Use this area-code page to access location, carrier, and prefix info for partial phone numbers.
Country: 🇨🇿 CZ
Country Code: +420
Carrier: O2 Czech Republic
Prefix: 4199
Location: Ústí nad Labem Region
Coords: 50.5663266, 13.8206705
Area Code Page: +420 4199
Comments: Disabled for area-code pages
Example: +420 4199 *** ***
If you have a full number, use the search box above to view the number-specific page.
+420 4199 is an area code/prefix that appears to be associated with Ústí nad Labem Region. 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: O2 Czech Republic. In some cases multiple carriers may use similar prefixes.
You can check unknown numbers to confirm if the caller is legitimate or not.
Lookups help you prevent spam calls and identify important or suspicious contacts.
User-submitted reports add valuable context to unknown numbers.
Verify a caller’s identity to prevent fraud or unwanted solicitations.
You can search numbers internationally for global insights.
Combined with carrier info, area codes help pinpoint likely sources.
Copyright © 2025 Ringbat. International Reverse Phone Number Lookup. Legal / DMCA