---
title: "Czechia country code +420"
url: "https://lookvalid.com/country-code/czechia.md"
canonical_url: "https://lookvalid.com/country-code/czechia"
last_updated: "2026-10-19"
type: "reference"
summary: "Czechia uses country code +420. A number looks like +420 601 123 456. How to dial it from the US and other countries, number lengths and a live validator."
related: ["https://lookvalid.com/country-code.md"]
---

# Czechia country code +420

Czechia uses country code +420. A number looks like +420 601 123 456. How to dial it from the US and other countries, number lengths and a live validator.

Czechia uses country code +420. A number looks like +420 601 123 456.

## How to dial

| From | Dial |

| --- | --- |

| Any mobile phone | +420 601 123 456 |

| United States | 011 420 601 123 456 |

| Canada | 011 420 601 123 456 |

| United Kingdom | 00 420 601 123 456 |

| Australia | 0011 420 601 123 456 |

| Germany | 00 420 601 123 456 |

| France | 00 420 601 123 456 |

| India | 00 420 601 123 456 |

| Japan | 010 420 601 123 456 |

| Mexico | 00 420 601 123 456 |

| South Africa | 00 420 601 123 456 |

## Number structure

| Line | Digits |

| --- | --- |

| Mobile | 9 digits |

| Landline | 9 digits |

| Toll free | 9 digits |

| Premium rate | 9 digits |

## Area codes and places

Names are where the range was first assigned; numbers move between places and carriers. Source: libphonenumber geocoding data, 2026-09-23.

| 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 |
| +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 |

Showing 20 of 20 rows. The page lists 20.

## First issuers

The first issuer of the range; numbers port between carriers, so the current carrier can differ. Source: libphonenumber carrier data, 2026-10-07.

| 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 |
| +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 |

Showing 25 of 205 rows. The page lists 205.

## Questions

**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.

Source: libphonenumber-js 1.13.15, released 2026-10-08, read 2026-10-19; tables from libphonenumber resource files, read 2026-10-19. All country codes are on the [country code index](https://lookvalid.com/country-code.md).

## Related

- [Country calling codes and how to dial them](https://lookvalid.com/country-code.md)