Area Code +48-23-(6512000...6512999) located in Ciechanow, more detail is as below. Place International Dialing Code : 48 International Prefix : 00 National Destination Code : 23 Subscriber Number From : 6512000 Subscriber Number To : 6512999 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 : NASK 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-(6511000...6511999) next › : +48-23-(6513000...6513999) Dialling Instructions For trunk calls: - 23 6512000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 48 23 6512000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6512000 ~ 6512999 (Count: 1,000) Example: +48-23-6512000 / 0048-23-6512000 (23-6512000 / -23-6512000) +48-23-6512001 / 0048-23-6512001 (23-6512001 / -23-6512001) +48-23-6512002 / 0048-23-6512002 (23-6512002 / -23-6512002) +48-23-6512003 / 0048-23-6512003 (23-6512003 / -23-6512003) +48-23-6512004 / 0048-23-6512004 (23-6512004 / -23-6512004) ...+48-23-xxxxxxx / 0048-23-xxxxxxx (23-xxxxxxx / -23-xxxxxxx) ...+48-23-6512995 / 0048-23-6512995 (23-6512995 / -23-6512995) +48-23-6512996 / 0048-23-6512996 (23-6512996 / -23-6512996) +48-23-6512997 / 0048-23-6512997 (23-6512997 / -23-6512997) +48-23-6512998 / 0048-23-6512998 (23-6512998 / -23-6512998) +48-23-6512999 / 0048-23-6512999 (23-6512999 / -23-6512999)