Emergency call service 999 is turning 75. Blackburn has the oldest of BT's current centres, it's been going for 50 years handling more than 7mi calls a year and employs more than 140 people.
Burnley, Liverpool, Macclesfield, Manchester and Rochdale were among the first areas outside London to introduce the 999 service.
More top news
Snow showers continue to blow in on gusty winds, widespread ice and penetrating frost risk Saturday night. Severe wind chill on Sunday again
Windy on Saturday. Feeling like minus 8c with snow showers banding together later and winds easing, but remaining strong.
Windy overnight. Snow on hills. Sunshine & snow showers for the weekend with bitter east wind, hard frosts & ice. Kerrie has the detail....