To within 2 years either way, in which year was the emergency number 999 introduced in the UK?
999 (emergency telephone number) there are four emergency services which maintain full-time emergency control centres (ECC), to which 999 emergency calls may be directly routed by emergency operators in telephone company operator assistance centres (OAC). These services are as follows, listed in the order of percentage of calls received: Other emergency services may also be reached through the 999 system, but do not maintain permanent emergency control centres. All of these emergency services are summoned through the ECC of one of the four principal services listed above: First introduced in the London area on 30 June 1937, the UK's 999 number is the world's
999 (emergency telephone number) to an automated system which asks the caller to press 55 if they’re in danger. 999 or 112 is used to contact the emergency services upon witnessing or being involved in an emergency. In the United Kingdom, the numbers 999 and 112 both connect to the same service, and there is no priority or charge for either of them. Callers dialling 911, the USA's emergency number, may be transferred to the 999 call system if the call is made within the United Kingdom from a mobile phone. An emergency can be: All telecoms providers operating in the UK are obliged