Area Code +34-810-(503000...503999) located in Madrid, Madrid (M), more detail is as below. Place International Dialing Code : 34 International Prefix : 00 National Destination Code : 810 Subscriber Number From : 503000 Subscriber Number To : 503999 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 : 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 : M Region Name : Madrid City : Madrid Timezone : Europe/Madrid Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.4200 Longitude : -3.7000 ‹ previous : +34-810-(502000...502999) next › : +34-810-(504000...504999) Dialling Instructions For trunk calls: - 810 503000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 34 810 503000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 503000 ~ 503999 (Count: 1,000) Example: +34-810-503000 / 0034-810-503000 (810-503000 / -810-503000) +34-810-503001 / 0034-810-503001 (810-503001 / -810-503001) +34-810-503002 / 0034-810-503002 (810-503002 / -810-503002) +34-810-503003 / 0034-810-503003 (810-503003 / -810-503003) +34-810-503004 / 0034-810-503004 (810-503004 / -810-503004) ...+34-810-xxxxxx / 0034-810-xxxxxx (810-xxxxxx / -810-xxxxxx) ...+34-810-503995 / 0034-810-503995 (810-503995 / -810-503995) +34-810-503996 / 0034-810-503996 (810-503996 / -810-503996) +34-810-503997 / 0034-810-503997 (810-503997 / -810-503997) +34-810-503998 / 0034-810-503998 (810-503998 / -810-503998) +34-810-503999 / 0034-810-503999 (810-503999 / -810-503999)