Area Code +34-810-(021900...021999) located in Collado-Villalba, Madrid (M), more detail is as below. Place International Dialing Code : 34 International Prefix : 00 National Destination Code : 810 Subscriber Number From : 021900 Subscriber Number To : 021999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : V (VoIP, Location Independent fixed land line) Carrier Name : BT ESPAÑA COMPAÑÍA DE SERVICIOS GLOBALES DE TELECOMUNICACIONES, 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 : M Region Name : Madrid City : Collado-Villalba Timezone : Europe/Madrid Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.6300 Longitude : -4.0100 ‹ previous : +34-810-(021800...021899) next › : +34-810-(022000...022099) Dialling Instructions For trunk calls: - 810 021900 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 34 810 021900 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 021900 ~ 021999 (Count: 100) Example: +34-810-021900 / 0034-810-021900 (810-021900 / -810-021900) +34-810-021901 / 0034-810-021901 (810-021901 / -810-021901) +34-810-021902 / 0034-810-021902 (810-021902 / -810-021902) +34-810-021903 / 0034-810-021903 (810-021903 / -810-021903) +34-810-021904 / 0034-810-021904 (810-021904 / -810-021904) ...+34-810-xxxxxx / 0034-810-xxxxxx (810-xxxxxx / -810-xxxxxx) ...+34-810-021995 / 0034-810-021995 (810-021995 / -810-021995) +34-810-021996 / 0034-810-021996 (810-021996 / -810-021996) +34-810-021997 / 0034-810-021997 (810-021997 / -810-021997) +34-810-021998 / 0034-810-021998 (810-021998 / -810-021998) +34-810-021999 / 0034-810-021999 (810-021999 / -810-021999)