Verify Czech Republic Phone Numbers - Country Code +420
Our phone number lookup tool above instantly verifies whether a phone number belongs to Czech Republic by analyzing its country code and number format. Czech Republic phone numbers use the country code +420 and follow an 4 to 12 digits national format.
| Country: |  Czech Republic (CZ, CZE) |
|---|---|
| Country Calling Code: | +420 |
| National Number Format: | 4 to 12 digits |
| Example Number: | +420 602 123 456 |
| International Dialing Prefix: | 00 |
| National Trunk Prefix: | - |
| Time Zone (UTC/DST): | +1/+2 |
| Regulator: | The Czech Telecommunication Office (ČTÚ) |
Find Phone Numbers in Czech Republic Directories
Looking for a specific company's contact information? Use trusted local business directories to find phone numbers and addresses.
Inform.cz
Basic business directory aimed very much at import/export but also provides contact details for general companies and services. Available in Czech, English and Germam.
cz.phpZlaté stránky
Literally translated - Yellow Pages. Type in what you're looking for and then click najdi (find). Provides useful information including maps, opening times, website links.
1188
White Pages directory - phone numbers and addresses for households, businesses and organizations. In Czech. Type in the name of the person or business you're looking for in co (what) and the location if known (it's not required) in kde (where). Click on hledat to search. Includes maps. Doesn't include subscriber number where they have opted out of listing.
Reverse Phone Lookup
Stop wondering who called! Enter any phone number to instantly get detailed information.
Identify Czech Mobile Operator
Reverse phone lookup results may include which mobile operator issued a phone number. Mobile numbers are usually issued by one of the following operators:
T-Mobile
MCCMNC code: 23001
O2
MCCMNC code: 23002
Vodafone
MCCMNC code: 23003, 23099
Calling from Czech Republic to the United States
To call United States from Czech Republic, follow this exact dialing sequence:
- 00 - Czech Republic's international access code
- 1 - United States country code
- Area Code - Specific U.S. area code
- 7-digit number - The local phone number
Example: To call (312) 555-0123 from Czech Republic, dial: 00 1 312 555 0123
Useful tip: Confirm you're calling the right person and avoid costly mistakes using the US phone number identification system. If you know you should be calling to a specific U.S. city, let's say San Francisco, then you should use phone number lookup tool for San Francisco, California, or its area codes (415, 628).
Czech Republic National Numbering Plan (Country Code +420)
The numbering plan uses the principles of closed numbering. All national numbers used by subscribers have nine (9) digits (except short numbers and specific numbers such as voice mail services).
When dialling from abroad to the Czech Republic, after the international access code (international prefix) and the country code of the Czech Republic (+420), the national (significant) number (N(S)N).
| NDC (National Destination Code) or leading digits of N(S)N (National (Significant) Number) | N(S)N number length Minimum | N(S)N number length Maximum | Usage of E.164 Number | Additional information |
|---|---|---|---|---|
| 1000 - 1059 | 4 | 5 | Carrier network selection | |
| 10600 - 10999 | Reserved | |||
| 1110 - 111 | Reserved | |||
| 112 | 3 | 3 | Single European emergency call number | |
| 113 - 115 | Reserved | |||
| 116000 - 116111 | 6 | 6 | European harmonised numbers | |
| 116112 | 6 | 6 | Reserved | |
| 116113 - 116999 | 6 | 6 | European harmonised numbers | |
| 117 | Reserved | |||
| 1180 - 1189 | 4 | 4 | Directory enquiry services | |
| 119 | Reserved | |||
| 1200 - 1240 | 4 | 5 | Services for disabled, social and health services, fallback emergencies | |
| 12410 - 12999 | 5 | Services for disabled, social and health services, fallback emergencies, information services | ||
| 13 | 5 | 6 | Public service numbers of network providers | |
| 14000 - 14500 | 5 | 5 | Services for disabled, social, health, assistance, and security services | |
| 14501 - 14999 | Reserved | |||
| 15 | 3 | 3 | National emergency call numbers | |
| 1600 - 1699 | 4 | 4 | Global services routing | |
| 17 - 18 | Reserved | |||
| 190 - 198 | Reserved | |||
| 199 | 3 | 3 | Anti-corruption hotline | |
| 2 | 9 | 9 | Public fixed network | Capital Praha and Region Stredocesky |
| 31 | 9 | 9 | Capital Praha and Region Stredocesky | |
| 32 | 9 | 9 | Capital Praha and Region Stredocesky | |
| 35 | 9 | 9 | Region Karlovarsky | |
| 37 | 9 | 9 | Region Plzensky | |
| 38 | 9 | 9 | Region Jihocesky | |
| 39 | 9 | 9 | Region Jihocesky | |
| 41 | 9 | 9 | Region Ustecky | |
| 46 | 9 | 9 | Region Pardubicky | |
| 47 | 9 | 9 | Region Ustecky | |
| 48 | 9 | 9 | Region Liberecky | |
| 49 | 9 | 9 | Region Kralovehradecky | |
| 51 | 9 | 9 | Region Jihomoravsky | |
| 53 | 9 | 9 | Region Jihomoravsky | |
| 54 | 9 | 9 | Region Jihomoravsky | |
| 55 | 9 | 9 | Region Moravskoslezsky | |
| 56 | 9 | 9 | Region Vysocina | |
| 57 | 9 | 9 | Region Zlinsky | |
| 58 | 9 | 9 | Region Olomoucky | |
| 59 | 9 | 9 | Region Moravskoslezsky | |
| 01 - 09, 20,30,33,34,36,40,42,43,44,45,50,52 | 9 | 9 | Reserved | |
| 600 | Reserved for public mobile networks | |||
| 601 - 608 | 9 | 9 | Public mobile network | |
| 609, 620 - 699 | Reserved for public mobile networks | |||
| 610 - 614 | 9 | 9 | Public mobile network | |
| 615 - 619 | 9 | 9 | Reserved | |
| 700 | 9 | 9 | Universal personal telecommunications -- UPT, UPTAN | |
| 702 - 719 | 9 | 9 | Public mobile network | |
| 72 - 73 | 9 | 9 | Public mobile network | |
| 74 - 76 | Reserved | |||
| 77 | 9 | 9 | Public mobile network | |
| 78 | Reserved | |||
| 7900 - 7999 | 9 | 9 | Public mobile network | |
| 800 | 9 | 9 | Freephone services | |
| 800 | 9 | 9 | Freephone services -- home country direct | |
| 801 - 809 | Reserved | |||
| 810 - 819 | 9 | 9 | Shared cost services | |
| 820 - 829 | 9 | 9 | Virtual calling card services | |
| 830 - 839 | 9 | 9 | Shared cost services | |
| 840 - 842, 847 - 849 | 9 | 9 | Universal number services | |
| 843 - 846 | Shared cost services | |||
| 850 - 899 | Reserved | |||
| 900 | 9 | 9 | Premium rate services | |
| 901 - 904 | Reserved | |||
| 905 | 9 | 9 | Premium rate services | |
| 906 | 9 | 9 | Premium rate services | |
| 907 | Reserved | |||
| 908 | 9 | 9 | Premium rate services | |
| 909 | 9 | 9 | Premium rate services | |
| 910 | 9 | 9 | Public communications network -- voice over lP | |
| 911 - 919 | Reserved | |||
| 92 | Reserved | |||
| 93 | 11 | 11 | Voice mail services | |
| 940 - 949 | 9 | Reserved | ||
| 95000 - 95999 | 9 | 9 | Private communications networks | |
| 960 - 969 | 9 | 12 | Voice mail services | |
| 970 | 3 | 3 | Public communications network -- VolP -- access code | |
| 971 | 9 | 9 | Dial-up internet access | |
| 972 - 974 | 9 | 9 | Private communications networks | |
| 975 | Reserved | |||
| 976 | 9 | 9 | Dial-up internet access -- premium rate services | |
| 977 | 9 | 9 | Public data networks and interactive services | |
| 978 - 979 | Reserved | |||
| 980 | 9 | 12 | Virtual private networks -- VPN | |
| 981 - 982 | Reserved | |||
| 983 | 7 | 7 | Virtual private networks -- VPN | |
| 984 - 988 | Reserved | |||
| 98900 - 98999 | 9 | 9 | Virtual private networks -- VPN | |
| 990 - 999 | Reserved |
Czech Telecommunication Office
P. O. Box 02
225 02 PRAHA 025
Czech Republic
Tel: +420 224 004 111
E-mail: [email protected]