Area Code +34-810-(021600...021699) 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 : 021600 Subscriber Number To : 021699 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-(021500...021599) next › : +34-810-(021700...021799) Dialling Instructions For trunk calls: - 810 021600 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 34 810 021600 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 021600 ~ 021699 (Count: 100) Example: +34-810-021600 / 0034-810-021600 (810-021600 / -810-021600) +34-810-021601 / 0034-810-021601 (810-021601 / -810-021601) +34-810-021602 / 0034-810-021602 (810-021602 / -810-021602) +34-810-021603 / 0034-810-021603 (810-021603 / -810-021603) +34-810-021604 / 0034-810-021604 (810-021604 / -810-021604) ...+34-810-xxxxxx / 0034-810-xxxxxx (810-xxxxxx / -810-xxxxxx) ...+34-810-021695 / 0034-810-021695 (810-021695 / -810-021695) +34-810-021696 / 0034-810-021696 (810-021696 / -810-021696) +34-810-021697 / 0034-810-021697 (810-021697 / -810-021697) +34-810-021698 / 0034-810-021698 (810-021698 / -810-021698) +34-810-021699 / 0034-810-021699 (810-021699 / -810-021699)