Area Code +51-9-(31990000...31999999) located in Mobile Telephony, more detail is as below. Place International Dialing Code : 51 International Prefix : 00 National Prefix : 0 National Destination Code : 9 Subscriber Number From : 31990000 Subscriber Number To : 31999999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : Viettel Peru S.A.C. Click here to buy Peru Area Code Database Other Information Language Code : es (Spanish) Country Number : 604 (Peru) Country Code : PE (Peru) City : Mobile Telephony Timezone : America/Lima Coordinated Universal Time : -05:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : -12.0500 Longitude : -77.0400 ‹ previous : +51-9-(31980000...31989999) next › : +51-9-(32000000...32009999) Dialling Instructions For trunk calls: 0 9 31990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 51 9 31990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 31990000 ~ 31999999 (Count: 10,000) Example: +51-9-31990000 / 0051-9-31990000 (09-31990000 / 0-9-31990000) +51-9-31990001 / 0051-9-31990001 (09-31990001 / 0-9-31990001) +51-9-31990002 / 0051-9-31990002 (09-31990002 / 0-9-31990002) +51-9-31990003 / 0051-9-31990003 (09-31990003 / 0-9-31990003) +51-9-31990004 / 0051-9-31990004 (09-31990004 / 0-9-31990004) ...+51-9-xxxxxxxx / 0051-9-xxxxxxxx (09-xxxxxxxx / 0-9-xxxxxxxx) ...+51-9-31999995 / 0051-9-31999995 (09-31999995 / 0-9-31999995) +51-9-31999996 / 0051-9-31999996 (09-31999996 / 0-9-31999996) +51-9-31999997 / 0051-9-31999997 (09-31999997 / 0-9-31999997) +51-9-31999998 / 0051-9-31999998 (09-31999998 / 0-9-31999998) +51-9-31999999 / 0051-9-31999999 (09-31999999 / 0-9-31999999)