國際區號/捷克
出自 Tw.18dao.net
< 國際區號
國家代碼 +420
所有號碼爲9位數(本地電話和長途電話)
| Brno | 54 |
| Capital Praha (Prague) | 3 |
| Plzen | 377 |
| Region Jihocesky | 38, 39 |
| Region Jihomoravsky | 51, 53, 54 |
| Region Karlovarsky | 35 |
| Region Kralovehradecky | 49 |
| Region Liberecky | 48 |
| Region Moravskoslezsky | 55, 59 |
| Region Olomoucky | 58 |
| Region Pardubicky | 46 |
| Region Plzensky | 37 |
| Region Stredocesky | 31, 32 |
| Region Ustecky | 41, 47 |
| Region Vysocina | 56 |
| Region Zlinsky | 57 |
| Slany | 31257 |
| O2 (GSM 900/1800, 3G 2100) | 602, 606, 607, 723, 724 |
| T-Mobile (GSM 900/1800) | 603, 604, 605 |
| Vodafone/Oskar (GSM 900/1800) | 608, 774, 775, 776, 777 |