What is the country code for Czechia?

The country code for Czechia is +420. Written in full, a number looks like +420 601 123 456.

How do I call Czechia from the United States?

Dial 011, then 420 601 123 456. On a mobile phone you can dial +420 601 123 456 instead.

How many digits is a Czechia phone number?

Mobile numbers have 9 digits after the country code. Landline numbers have 9 digits.

How do I call another country from Czechia?

Dial 00, then the country code and the number. On a mobile phone, + replaces 00.

Country code

Czechia: +420

Czechia uses country code +420. From the United States, dial 011 420 601 123 456. A number is written +420 601 123 456.

Country code +420CZExit code 00

How to call Czechia

The table uses the example number below. Replace it with the number you are calling.

How to dial Czechia from other countries
Calling from	Exit code	Dial
Any mobile phone	None	+420 601 123 456
United States	011	011 420 601 123 456
Canada	011	011 420 601 123 456
United Kingdom	00	00 420 601 123 456
Australia	0011	0011 420 601 123 456
Germany	00	00 420 601 123 456
France	00	00 420 601 123 456
India	00	00 420 601 123 456
Japan	010	010 420 601 123 456
Mexico	00	00 420 601 123 456
South Africa	00	00 420 601 123 456

How a Czechia number is built

Digit counts are the national number only, after the country code.

Number structure for Czechia
Line	Digits	Pattern
Mobile	9 digits	7060\d{5}\|(?:60[1-8]\|7(?:0[2-5]\|19\|[2379]\d))\d{6}
Landline	9 digits	(?:2\d\|3[1257-9]\|4[16-9]\|5[13-9])\d{7}
Toll free	9 digits	800\d{6}
Premium rate	9 digits	9(?:0[05689]\|76)\d{6}

Example, national form: 601 123 456
Example, international form: +420 601 123 456

Validate a Czechia number

Paste a number and the tool checks it against the numbering plan. It returns the standard formats and the line type the plan assigns.

Type the number the way it is written in Czechia, or start with + and the country code.

Area codes and places in Czechia

The start of a number shows the place its range was first assigned to. 20 ranges are listed in the source.

Area codes for Czechia
Starts with	Place
+420 2	Prague
+420 31	Central Bohemian Region
+420 32	Central Bohemian Region
+420 35	Karlovy Vary Region
+420 37	Plzeň Region
+420 38	South Bohemian Region
+420 39	South Bohemian Region
+420 41	Ústí nad Labem Region
+420 46	Pardubice Region
+420 47	Ústí nad Labem Region
+420 48	Liberec Region
+420 49	Hradec Králové Region

Show the other 8 rows

Area codes for Czechia, continued
Starts with	Place
+420 51	South Moravian Region
+420 53	South Moravian Region
+420 54	South Moravian Region
+420 55	Moravian-Silesian Region
+420 56	Vysočina Region
+420 57	Zlín Region
+420 58	Olomouc Region
+420 59	Moravian-Silesian Region

20 rows. Names are where the range was first assigned; numbers move between places and carriers.

Who first issued each range in Czechia

205 ranges are listed in the source with the network that first held them. Numbers port between networks, so the current network can differ.

First issuers of Czechia number ranges
Starts with	First issued to
+420 601	O2
+420 602	O2
+420 603	T-Mobile
+420 604	T-Mobile
+420 605	T-Mobile
+420 606	O2
+420 607	O2
+420 608	Vodafone
+420 702	O2
+420 7030	T-Mobile
+420 70301	YATECO
+420 7031	T-Mobile

Show the other 193 rows

First issuers of Czechia number ranges, continued
Starts with	First issued to
+420 7032	T-Mobile
+420 7033	T-Mobile
+420 7034	T-Mobile
+420 7035	T-Mobile
+420 7036	T-Mobile
+420 70370	FAYN Telecommunications
+420 70373	COMA
+420 70376	BSG
+420 7038	T-Mobile
+420 7039	T-Mobile
+420 7040	SAZKA sazkova kancelar, a.s
+420 7041	SAZKA sazkova kancelar, a.s
+420 7042	SAZKA sazkova kancelar, a.s
+420 7043	SAZKA sazkova kancelar, a.s
+420 7044	SAZKA sazkova kancelar, a.s
+420 7045	SAZKA sazkova kancelar, a.s
+420 7047	SAZKA sazkova kancelar, a.s
+420 7050	CEZ Group
+420 7051	CEZ Group
+420 7052	CEZ Group
+420 7053	CEZ Group
+420 7054	CEZ Group
+420 7056	T-Mobile
+420 7057	T-Mobile
+420 7058	T-Mobile
+420 7059	T-Mobile
+420 706	DataCell
+420 71	O2
+420 72	O2
+420 7300	T-Mobile
+420 7301	T-Mobile
+420 7302	T-Mobile
+420 73030	T-Mobile
+420 73033	Axfone
+420 73035	MATERNA Communications
+420 73040	Compatel
+420 73041	SMART Comp
+420 73042	SMART Comp
+420 73043	PODA a.s. (SkyNet)
+420 73044	Vodafone
+420 73045	Vodafone
+420 73046	Vodafone
+420 73047	Vodafone
+420 73048	Vodafone
+420 7305	T-Mobile
+420 7306	T-Mobile
+420 73070	T-Mobile
+420 73071	T-Mobile
+420 73072	T-Mobile
+420 73073	T-Mobile
+420 73077	T-Mobile
+420 7308	T-Mobile
+420 7309	T-Mobile
+420 731	T-Mobile
+420 732	T-Mobile
+420 733	T-Mobile
+420 734	T-Mobile
+420 735	T-Mobile
+420 736	T-Mobile
+420 737	T-Mobile
+420 738	T-Mobile
+420 739	T-Mobile
+420 7700	Vodafone
+420 7701	Vodafone
+420 7702	Vodafone
+420 7703	Vodafone
+420 7704	Vodafone
+420 7705	O2
+420 77050	Compatel
+420 77051	3ton s.r.o.
+420 77052	3ton s.r.o.
+420 7706	Vodafone
+420 77070	O2
+420 77071	Cesky bezdrat
+420 77072	Cesky bezdrat
+420 77073	T-Mobile
+420 77077	T-Mobile
+420 77078	YATECO
+420 7708	Vodafone
+420 7709	Vodafone
+420 77100	TT Quality s.r.o.
+420 77111	miniTEL
+420 77177	MONTYHO TECHNOLOGY s.r.o. (CANISTEC)
+420 7718	Vodafone
+420 77200	TT Quality s.r.o.
+420 77272	IPEX
+420 77273	IPEX
+420 77277	Dragon Internet
+420 773	Vodafone
+420 774	Vodafone
+420 775	Vodafone
+420 776	Vodafone
+420 777	Vodafone
+420 7780	Vodafone
+420 77811	Vodafone
+420 77812	Vodafone
+420 77813	Vodafone
+420 77814	Vodafone
+420 77815	Vodafone
+420 77816	Vodafone
+420 77817	Vodafone
+420 77818	Vodafone
+420 77819	Vodafone
+420 7782	Vodafone
+420 7783	Vodafone
+420 7784	Vodafone
+420 7785	Vodafone
+420 7786	Vodafone
+420 7787	Vodafone
+420 77880	ha-vel internet
+420 77881	Vodafone
+420 77882	Vodafone
+420 77883	Vodafone
+420 77884	Vodafone
+420 77885	Vodafone
+420 77886	Vodafone
+420 77887	Vodafone
+420 77888	Vodafone
+420 77889	Vodafone
+420 7789	Vodafone
+420 77900	TT Quality s.r.o.
+420 77977	TT Quality s.r.o.
+420 77990	ha-vel internet
+420 77997	Plus4U Mobile s.r.o.
+420 77999	T-Mobile
+420 79000	Nordic Telecom s.r.o.(Air Telecom - MobilKom)
+420 79058	T-Mobile
+420 79083	T-Mobile
+420 7910	TRAVEL TELEKOMMUNIKATION
+420 79191	T-Mobile
+420 79192	3ton s.r.o.
+420 79193	GOPE Systems a.s.
+420 79194	O2
+420 79195	O2
+420 79196	O2
+420 79197	O2
+420 79198	O2
+420 79199	O2
+420 792	O2
+420 79234	Tesco Mobile CR
+420 79235	Tesco Mobile CR
+420 79238	Tesco Mobile CR
+420 79240	Tesco Mobile CR
+420 79241	Tesco Mobile CR
+420 79242	Tesco Mobile CR
+420 79243	Tesco Mobile CR
+420 79244	Tesco Mobile CR
+420 79260	SIA Net Balt
+420 7928	Tesco Mobile CR
+420 7929	Tesco Mobile CR
+420 7939	T-Mobile
+420 7940	O2
+420 7941	O2
+420 7942	O2
+420 7943	O2
+420 7944	O2
+420 7945	O2
+420 7946	O2
+420 7947	O2
+420 7948	O2
+420 7950	Vectone Distribution Czech Republic s.r.o(Mundio)
+420 7951	Vectone Distribution Czech Republic s.r.o(Mundio)
+420 7952	O2
+420 7953	O2
+420 7954	Tesco Mobile CR
+420 7955	Tesco Mobile CR
+420 79750	Dial Telecom
+420 7976	T-Mobile
+420 79770	T-Mobile
+420 79771	T-Mobile
+420 79772	T-Mobile
+420 79775	T-Mobile
+420 79777	T-Mobile
+420 79779	T-Mobile
+420 7978	T-Mobile
+420 79797	T-Mobile
+420 79799	T-Mobile
+420 798	T-Mobile
+420 7990	T-Mobile
+420 7991	T-Mobile
+420 79920	METRONET
+420 79950	TERMS
+420 79951	TERMS
+420 79952	TERMS
+420 79953	TERMS
+420 79954	T-Mobile
+420 79955	GoMobil
+420 79956	GoMobil
+420 79957	T-Mobile
+420 79958	GoMobil
+420 79979	miniTEL
+420 7998	T-Mobile
+420 7999	T-Mobile

205 rows. The first issuer of the range; numbers port between carriers, so the current carrier can differ.

Questions about calling Czechia

What is the country code for Czechia?: The country code for Czechia is +420. Written in full, a number looks like +420 601 123 456.
How do I call Czechia from the United States?: Dial 011, then 420 601 123 456. On a mobile phone you can dial +420 601 123 456 instead.
How many digits is a Czechia phone number?: Mobile numbers have 9 digits after the country code. Landline numbers have 9 digits.
How do I call another country from Czechia?: Dial 00, then the country code and the number. On a mobile phone, + replaces 00.

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See every country code.

Number patterns, lengths and examples: libphonenumber-js 1.13.15, released 2026-10-08, read 2026-10-19, built on Google's libphonenumber metadata. Place names and first issuers: libphonenumber geocoding and carrier files, read 2026-10-19. Library. LookValid is not connected to Google or to any phone company named here.