Area Code +377-455-(00000...99999) located in Mobile Telephony GSM, more detail is as below. Place International Dialing Code : 377 International Prefix : 00 National Destination Code : 455 Subscriber Number From : 00000 Subscriber Number To : 99999 National Destination Code Length : 3 Uses National Destination Code : No National Significant Number Length : 8 Number Type : M (Mobile, Cellular) Carrier Name : Monaco Telecom Click here to buy Monaco Area Code Database Other Information Language Code : fr (French) Country Number : 492 (Monaco) Country Code : MC (Monaco) City : Mobile Telephony GSM Timezone : Europe/Monaco Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 43.7000 Longitude : 7.3800 ‹ previous : +377-454-(00000...99999) next › : +377-456-(00000...99999) Dialling Instructions For trunk calls: - 455 00000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 377 455 00000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 00000 ~ 99999 (Count: 100,000) Example: +377-455-00000 / 00377-455-00000 (455-00000 / -455-00000) +377-455-00001 / 00377-455-00001 (455-00001 / -455-00001) +377-455-00002 / 00377-455-00002 (455-00002 / -455-00002) +377-455-00003 / 00377-455-00003 (455-00003 / -455-00003) +377-455-00004 / 00377-455-00004 (455-00004 / -455-00004) ...+377-455-xxxxx / 00377-455-xxxxx (455-xxxxx / -455-xxxxx) ...+377-455-99995 / 00377-455-99995 (455-99995 / -455-99995) +377-455-99996 / 00377-455-99996 (455-99996 / -455-99996) +377-455-99997 / 00377-455-99997 (455-99997 / -455-99997) +377-455-99998 / 00377-455-99998 (455-99998 / -455-99998) +377-455-99999 / 00377-455-99999 (455-99999 / -455-99999)