Area Code +48-23-(6631000...6631999) located in Ciechanow, more detail is as below. Place International Dialing Code : 48 International Prefix : 00 National Destination Code : 23 Subscriber Number From : 6631000 Subscriber Number To : 6631999 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-(6630000...6630999) next › : +48-23-(6632000...6632999) Dialling Instructions For trunk calls: - 23 6631000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 48 23 6631000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6631000 ~ 6631999 (Count: 1,000) Example: +48-23-6631000 / 0048-23-6631000 (23-6631000 / -23-6631000) +48-23-6631001 / 0048-23-6631001 (23-6631001 / -23-6631001) +48-23-6631002 / 0048-23-6631002 (23-6631002 / -23-6631002) +48-23-6631003 / 0048-23-6631003 (23-6631003 / -23-6631003) +48-23-6631004 / 0048-23-6631004 (23-6631004 / -23-6631004) ...+48-23-xxxxxxx / 0048-23-xxxxxxx (23-xxxxxxx / -23-xxxxxxx) ...+48-23-6631995 / 0048-23-6631995 (23-6631995 / -23-6631995) +48-23-6631996 / 0048-23-6631996 (23-6631996 / -23-6631996) +48-23-6631997 / 0048-23-6631997 (23-6631997 / -23-6631997) +48-23-6631998 / 0048-23-6631998 (23-6631998 / -23-6631998) +48-23-6631999 / 0048-23-6631999 (23-6631999 / -23-6631999)