Area Code +48-23-(8013000...8013999) located in Ciechanow, more detail is as below. Place International Dialing Code : 48 International Prefix : 00 National Destination Code : 23 Subscriber Number From : 8013000 Subscriber Number To : 8013999 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-(8012000...8012999) next › : +48-23-(8014000...8014999) Dialling Instructions For trunk calls: - 23 8013000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 48 23 8013000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8013000 ~ 8013999 (Count: 1,000) Example: +48-23-8013000 / 0048-23-8013000 (23-8013000 / -23-8013000) +48-23-8013001 / 0048-23-8013001 (23-8013001 / -23-8013001) +48-23-8013002 / 0048-23-8013002 (23-8013002 / -23-8013002) +48-23-8013003 / 0048-23-8013003 (23-8013003 / -23-8013003) +48-23-8013004 / 0048-23-8013004 (23-8013004 / -23-8013004) ...+48-23-xxxxxxx / 0048-23-xxxxxxx (23-xxxxxxx / -23-xxxxxxx) ...+48-23-8013995 / 0048-23-8013995 (23-8013995 / -23-8013995) +48-23-8013996 / 0048-23-8013996 (23-8013996 / -23-8013996) +48-23-8013997 / 0048-23-8013997 (23-8013997 / -23-8013997) +48-23-8013998 / 0048-23-8013998 (23-8013998 / -23-8013998) +48-23-8013999 / 0048-23-8013999 (23-8013999 / -23-8013999)