Area Code +34-810-(020100...020199) located in Alcalá de Henares, Madrid (M), more detail is as below. Place International Dialing Code : 34 International Prefix : 00 National Destination Code : 810 Subscriber Number From : 020100 Subscriber Number To : 020199 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 : Alcalá de Henares Timezone : Europe/Madrid Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.4800 Longitude : -3.3600 ‹ previous : +34-810-(020000...020099) next › : +34-810-(020200...020299) Dialling Instructions For trunk calls: - 810 020100 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 34 810 020100 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 020100 ~ 020199 (Count: 100) Example: +34-810-020100 / 0034-810-020100 (810-020100 / -810-020100) +34-810-020101 / 0034-810-020101 (810-020101 / -810-020101) +34-810-020102 / 0034-810-020102 (810-020102 / -810-020102) +34-810-020103 / 0034-810-020103 (810-020103 / -810-020103) +34-810-020104 / 0034-810-020104 (810-020104 / -810-020104) ...+34-810-xxxxxx / 0034-810-xxxxxx (810-xxxxxx / -810-xxxxxx) ...+34-810-020195 / 0034-810-020195 (810-020195 / -810-020195) +34-810-020196 / 0034-810-020196 (810-020196 / -810-020196) +34-810-020197 / 0034-810-020197 (810-020197 / -810-020197) +34-810-020198 / 0034-810-020198 (810-020198 / -810-020198) +34-810-020199 / 0034-810-020199 (810-020199 / -810-020199)