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Czech Republic · +420 · Europe

Connect instantly: your guide to Czech Republic(+420) country code.

Your complete guide to dialling Czech Republic from Prague to anywhere in the world — verified +420 country code, Europe/Prague time zone, Europe region, ISO references, live local time and weather, plus a step-by-step walkthrough.

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Calling

🇨🇿

Czech Republic

+420

Live route

Prague

Weather

HD voice signal

98%

Alpha-2

CZ

Alpha-3

CZE

TKOS direct route
🇨🇿

Czech Republic

CZ

2 Digit ISO

+420

Country Calling Code

CZE

3 Digit ISO

Capital

Prague

Time zone

Europe/Prague

Weather · Prague

Humidity

Wind

Loading map
🇨🇿

Czech Republic

+420

Czech Republic country information

Capital

Prague

Region

Europe

Time zone

Europe/Prague

Coordinates

49.82°, 15.47°

Numbering zone

Zone 4

Code length

3 digits

Calling guide

Best time to call Czech Republic · Europe/Prague

View guide
Ways to dial

Various methods to call Czech Republic

Several routes connect you to Czech Republic (+420) landlines, calling cards and modern VoIP services. Pick the one that fits your call volume and budget.

01

Calling Czech Republic from a landline or mobile

Dial your exit code (00 from most countries, or 011 from North America), enter +420, then the local Czech Republic number — dropping any leading 0. Czech Republic's 3-digit country code puts it in ITU Zone 4 of the global E.164 numbering plan.

See dialing steps→Classic
02

International calling cards for Czech Republic

Czech Republic falls in ITU Zone 4 (Europe). Card rates to Prague are generally moderate — compare landline vs mobile tariffs before activating. Factor in the Europe/Prague time zone when planning the call.

See dialing steps→Pre-paid
03

VoIP services for contacting Czech Republic

Apps like Skype, WhatsApp and Viber, and business VoIP from TKOS are the cheapest route to Czech Republic (+420) — Europe routes over European and Atlantic fibre links — latency is typically under 100 ms on broadband.

See VoIP pricing→Modern
Cost breakdown

Cost analysis for calling Czech Republic

The cost of calling Czech Republic varies depending on the method and service provider you choose. Compare landline, VoIP and calling-card routes side by side.

VoIP · overview

Cheapest route to Czech Republic — internet-based.

  • VoIP is the lowest-cost way to call Czech Republic (+420) — app-to-app calls over Wi-Fi are often completely free.
  • European and trans-Atlantic fibre keeps Czech Republic (Europe/Prague) latency below 100 ms on broadband — Wi-Fi is sufficient for most calls.
01

Pick a VoIP provider

Choose TKOS for business-grade calls to Czech Republic, or consumer apps like Skype, WhatsApp or Viber for casual chats.

02

Create and verify your account

Sign up with an email or phone number, then verify your identity if required.

03

Add credit (if calling regular phones)

App-to-app calls are usually free; calls to mobile/landline numbers need a small balance or a subscription plan.

04

Dial +420 + the local number

Enter +420 followed by the Czech Republic subscriber number (drop any leading 0).

05

Place the call from any device

VoIP works on phones, laptops, tablets and desk phones wherever you have internet.

06

Monitor call quality

If audio drops, try switching from cellular to Wi-Fi or move closer to your router.

Country profile

Connecting you to Czech Republic, one journey at a time.

Capital

Prague

Population

10.53M

Area

78,867 km²

GDP (USD)

$330.00B

Currency

Czech Koruna (CZK Kč)

Languages

Czech

Emergency number

112

Internet TLD

.cz

Drive side

Right-hand traffic

Latitude / Longitude

49.82°N / 15.47°E

Time zone

Europe/Prague

ISO 3166 codes

CZ · CZE

Dialing guide

How to call Czech Republic

A complete international number is built from four parts. Here's the anatomy and the dialling order.

Number anatomy

Exit prefix+
+
Country code420
+
Area / mobileXX
+
Subscriber numberXXX XXX
Final dialled number+420 XX XXX XXX
Valid E.164

Format follows ITU-T Recommendation E.164 the international public telecommunication numbering plan.

01Step 1 of 4

Start with the exit prefix

Press + on a mobile (hold the 0 key), or dial 00 from most countries / 011 from North America.

02Step 2 of 4

Add the Czech Republic code

Dial +420. This identifies Czech Republic on the global telephone network.

03Step 3 of 4

Enter the area or mobile prefix

Type the first part of the local number. Drop the leading 0 if there is one.

04Step 4 of 4

Finish with the subscriber number

The remaining digits route the call to the specific line in Prague or elsewhere.

Need an inbound Czech Republic number?

TKOS provisions +420 DIDs and termination through direct carrier interconnects.

Talk to wholesale→See Pricing
Call quality

Tips for clear & uninterrupted calls

Whether you're reaching Czech Republic for business or family, three habits keep every conversation crystal clear and a clean route from TKOS handles the rest.

  • 01

    HD audio for Czech Republic calls

    European routes to Czech Republic support G.722 wideband audio on most carriers — a quality HD headset lets you hear the full difference on these low-latency links.

  • 02

    Connection quality to Czech Republic

    Czech Republic (Europe/Prague) routes stay under 100ms on broadband — Wi-Fi is fine for most calls, but switching to ethernet eliminates the last source of packet loss.

  • 03

    Best time to call Prague

    Schedule Czech Republic calls during Prague business hours — 09:00–17:00 Europe/Prague — your contact will be at their desk in a quiet space rather than taking the call on the move.

HD VOICE · CRYSTAL CLEARCALLINGCONNECTEDROUTE · TKOS DIRECTMOS 4.4 / 5.0
Why TKOS

Additional features of calling Czech Republic

Built on top of every Czech Republic (+420) route quality, price, and people you can reach.

Carrier-grade audio to Czech Republic

TKOS terminates Czech Republic calls via EU-peered carrier interconnects. Sub-80ms latency across Europe, G.722 wideband audio on every call.

Feature 01 / 03

EU-aligned Czech Republic rates

EU routing agreements compress Czech Republic termination costs — TKOS passes those savings to you directly. Transparent per-minute rates for Czech Republic (+420), no hidden fees.

Feature 02 / 03

Support aligned to Prague hours

Your account manager covers Europe/Prague hours for Czech Republic. Phone, email, and live chat — always online for Prague routes, day or night.

Feature 03 / 03

Provider report

TKOS

Recommended

Overall

A+

Score

9.6/ 10

Coverage

A+

Direct routes to Czech Republic

Reliability

A+

99.99% uptime SLA

Support

A

24/7 live agents

Pricing

A

Transparent per-minute

🇨🇿

Audit scope

Czech Republic +420

Verified
Decision guide

Choosing the right service for calling Czech Republic

When selecting an international calling service for Czech Republic, four factors separate the durable providers from the noise. Look for a proven track record on each.

Coverage

Verify direct EU peering to Czech Republic — not routing +420 traffic through non-Europe hubs.

Reliability

EU carriers publish uptime records — ask for 12 months of SLA compliance on Czech Republic routes before signing.

Customer support

Confirm coverage for Europe/Prague hours — a Prague route issue at 09:00 needs a human response, not a next-day ticket.

Transparent pricing

EU routing compresses Czech Republic costs — any premium over +420 published carrier rates needs justification.

Number ranges

Czech Republiccity & national codes

Special-rate prefixes and the major city area codes inside Czech Republic (+420).

Czech Republic national codes2 entries

NationalDial codes
Czech Republic Toll Free+420-700
Czech Republic Toll Free Mobile Enabled+420-143

Czech Republic city codes16 entries

CityDial codes
Brno+420-54
Plzen+420-377
Praha (Prague)+420-3
Region Jihocesky+420-38
Region Jihomoravsky+420-51
Region Karlovarsky+420-35
Region Kralovehradecky+420-49
Region Liberecky+420-48
Region Moravskoslezsky+420-55
Region Olomoucky+420-58
Region Pardubicky+420-46
Region Plzensky+420-37
Region Stredocesky+420-31
Region Ustecky+420-41
Region Vysocina+420-56
Region Zlinsky+420-57
FAQ

Questions about calling Czech Republic, answered.

Everything a business or traveller needs to know before dialling Czech Republic (+420). Can't find an answer? Our team is one click away.

Q1.What is the country code for Czech Republic?
Czech Republic's international calling code is +420. Dial it immediately after your exit prefix and before the local subscriber number whenever calling from outside Czech Republic.
Q2.What is the cheapest way to call Czech Republic?
VoIP is the cheapest route — app-to-app calls over Wi-Fi to Czech Republic are often free. For calls to regular +420 numbers, business VoIP from TKOS offers per-minute rates far below traditional carrier landline charges.
Q3.Is calling Czech Republic expensive?
The cost of calling Czech Republic (+420) is moderate — EU routing agreements have compressed European termination costs significantly. VoIP through TKOS is the most cost-efficient option for regular or high-volume calls to Prague and beyond.
Q4.How many digits is Czech Republic's country code?
Czech Republic's calling code +420 is 3 digits long (not counting the + prefix). It belongs to ITU Zone 4 and is dialled immediately after your international exit prefix.
Q5.How do I send an international SMS to Czech Republic?
To text a Czech Republic number, enter + 420 followed by the mobile number (no leading 0) in your messaging app. Standard international SMS rates apply — check with your carrier for the +420 per-message rate.
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