Area Code +34-923-(370000...379999) located in Salamanca, Salamanca (SA), more detail is as below. Place International Dialing Code : 34 International Prefix : 00 National Destination Code : 923 Subscriber Number From : 370000 Subscriber Number To : 379999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : TELEFÓNICA DE ESPAÑA, S.A. UNIPERSONAL Click here to buy Spain Area Code Database Other Information Language Code : es (Spanish) Country Number : 724 (Spain) Country Code : ES (Spain) Region Code : SA Region Name : Salamanca City : Salamanca Timezone : Europe/Madrid Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.9700 Longitude : -5.6600 ‹ previous : +34-923-(360000...369999) next › : +34-923-(380000...389999) Dialling Instructions For trunk calls: - 923 370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 34 923 370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 370000 ~ 379999 (Count: 10,000) Example: +34-923-370000 / 0034-923-370000 (923-370000 / -923-370000) +34-923-370001 / 0034-923-370001 (923-370001 / -923-370001) +34-923-370002 / 0034-923-370002 (923-370002 / -923-370002) +34-923-370003 / 0034-923-370003 (923-370003 / -923-370003) +34-923-370004 / 0034-923-370004 (923-370004 / -923-370004) ...+34-923-xxxxxx / 0034-923-xxxxxx (923-xxxxxx / -923-xxxxxx) ...+34-923-379995 / 0034-923-379995 (923-379995 / -923-379995) +34-923-379996 / 0034-923-379996 (923-379996 / -923-379996) +34-923-379997 / 0034-923-379997 (923-379997 / -923-379997) +34-923-379998 / 0034-923-379998 (923-379998 / -923-379998) +34-923-379999 / 0034-923-379999 (923-379999 / -923-379999)