Area Code +48-23-(6744000...6744999) located in Ciechanow, more detail is as below. Place International Dialing Code : 48 International Prefix : 00 National Destination Code : 23 Subscriber Number From : 6744000 Subscriber Number To : 6744999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Orange Polska S.A. Click here to buy Poland Area Code Database Other Information Language Code : pl (Polish) Country Number : 616 (Poland) Country Code : PL (Poland) City : Ciechanow Timezone : Europe/Warsaw Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.8800 Longitude : 20.6200 ‹ previous : +48-23-(6743000...6743999) next › : +48-23-(6745000...6745999) Dialling Instructions For trunk calls: - 23 6744000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 48 23 6744000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6744000 ~ 6744999 (Count: 1,000) Example: +48-23-6744000 / 0048-23-6744000 (23-6744000 / -23-6744000) +48-23-6744001 / 0048-23-6744001 (23-6744001 / -23-6744001) +48-23-6744002 / 0048-23-6744002 (23-6744002 / -23-6744002) +48-23-6744003 / 0048-23-6744003 (23-6744003 / -23-6744003) +48-23-6744004 / 0048-23-6744004 (23-6744004 / -23-6744004) ...+48-23-xxxxxxx / 0048-23-xxxxxxx (23-xxxxxxx / -23-xxxxxxx) ...+48-23-6744995 / 0048-23-6744995 (23-6744995 / -23-6744995) +48-23-6744996 / 0048-23-6744996 (23-6744996 / -23-6744996) +48-23-6744997 / 0048-23-6744997 (23-6744997 / -23-6744997) +48-23-6744998 / 0048-23-6744998 (23-6744998 / -23-6744998) +48-23-6744999 / 0048-23-6744999 (23-6744999 / -23-6744999)