Area Code +420-800-(737374...737399) located in Freephone Services, more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 800 Subscriber Number From : 737374 Subscriber Number To : 737399 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : F (Freephone) Carrier Name : T-Mobile Czech Republic a.s. Click here to buy Czech Republic Area Code Database Other Information Language Code : cs (Czech) Country Number : 203 (Czech Republic) Country Code : CZ (Czech Republic) City : Freephone Services Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.0800 Longitude : 14.4400 ‹ previous : +420-800-(737373...737373) next › : +420-800-(737747...737747) Dialling Instructions For trunk calls: - 800 737374 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 800 737374 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 737374 ~ 737399 (Count: 26) Example: +420-800-737374 / 00420-800-737374 (800-737374 / -800-737374) +420-800-737375 / 00420-800-737375 (800-737375 / -800-737375) +420-800-737376 / 00420-800-737376 (800-737376 / -800-737376) +420-800-737377 / 00420-800-737377 (800-737377 / -800-737377) +420-800-737378 / 00420-800-737378 (800-737378 / -800-737378) ...+420-800-xxxxxx / 00420-800-xxxxxx (800-xxxxxx / -800-xxxxxx) ...+420-800-737395 / 00420-800-737395 (800-737395 / -800-737395) +420-800-737396 / 00420-800-737396 (800-737396 / -800-737396) +420-800-737397 / 00420-800-737397 (800-737397 / -800-737397) +420-800-737398 / 00420-800-737398 (800-737398 / -800-737398) +420-800-737399 / 00420-800-737399 (800-737399 / -800-737399)