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.
Calling
Czech Republic
+420
Prague
Weather
HD voice signal
Alpha-2
CZ
Alpha-3
CZE
Czech Republic
CZ
2 Digit ISO
+420
Country Calling Code
CZE
3 Digit ISO
Capital
Prague
Time zone
Europe/Prague
Weather · Prague
Humidity
Wind
Czech Republic
+420
Capital
Prague
Region
Europe
Time zone
Europe/Prague
Coordinates
49.82°, 15.47°
Numbering zone
Zone 4
Code length
3 digits
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.
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.
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.
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.
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.
Choose TKOS for business-grade calls to Czech Republic, or consumer apps like Skype, WhatsApp or Viber for casual chats.
Sign up with an email or phone number, then verify your identity if required.
App-to-app calls are usually free; calls to mobile/landline numbers need a small balance or a subscription plan.
Enter +420 followed by the Czech Republic subscriber number (drop any leading 0).
VoIP works on phones, laptops, tablets and desk phones wherever you have internet.
If audio drops, try switching from cellular to Wi-Fi or move closer to your router.
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
A complete international number is built from four parts. Here's the anatomy and the dialling order.
Number anatomy
Format follows ITU-T Recommendation E.164 the international public telecommunication numbering plan.
Press + on a mobile (hold the 0 key), or dial 00 from most countries / 011 from North America.
Dial +420. This identifies Czech Republic on the global telephone network.
Type the first part of the local number. Drop the leading 0 if there is one.
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.
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.
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.
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.
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.
Built on top of every Czech Republic (+420) route quality, price, and people you can reach.
TKOS terminates Czech Republic calls via EU-peered carrier interconnects. Sub-80ms latency across Europe, G.722 wideband audio on every call.
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.
Your account manager covers Europe/Prague hours for Czech Republic. Phone, email, and live chat — always online for Prague routes, day or night.
Provider report
TKOS
Overall
A+
Score
9.6/ 10
Coverage
A+Direct routes to Czech Republic
Reliability
A+99.99% uptime SLA
Support
A24/7 live agents
Pricing
ATransparent per-minute
Audit scope
Czech Republic +420
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.
Verify direct EU peering to Czech Republic — not routing +420 traffic through non-Europe hubs.
EU carriers publish uptime records — ask for 12 months of SLA compliance on Czech Republic routes before signing.
Confirm coverage for Europe/Prague hours — a Prague route issue at 09:00 needs a human response, not a next-day ticket.
EU routing compresses Czech Republic costs — any premium over +420 published carrier rates needs justification.
Special-rate prefixes and the major city area codes inside Czech Republic (+420).
| National | Dial codes |
|---|---|
| Czech Republic Toll Free | +420-700 |
| Czech Republic Toll Free Mobile Enabled | +420-143 |
| City | Dial 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 |
Everything a business or traveller needs to know before dialling Czech Republic (+420). Can't find an answer? Our team is one click away.
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The route you pilot today is the route that carries your millionth minute to Czech Republic (+420). No migration. No replatforming. No renegotiation.