Telephone numbers in Singapore digits. Five digits were introduced in 1960s, whereas 5-digit and 6-digit phone numbers were introduced in 1960s as fixed lines grew, but in that year, these changed to seven digits as the introduction of new towns arose (Tampines, Jurong East, Bukit Batok, Yishun and Hougang) and a large number of new numbers were required. Rationalisation was based on geographical locale over the 12 years. In 1995, the digit '9' was added to the front of mobiland pager numbers, making numbers eight digits, and on 1 March 2002, the digit '6' was added to the front of existing fixed line telephone
History of telephone numbers in the United Kingdom providers, cable telephony services, mobile operators and alternative services based on VoIP. Some providers include unlimited calls to the UK or Republic of Ireland (and many other countries) in various bundled packages. In Northern Ireland, many of the area codes were created as "mixed" areas. There were a number of code changes within Northern Ireland over the years with some exchanges swapping to different area codes. In 1993, further changes were made throughout Northern Ireland in preparation for PhONEday in 1995. Many of the changes were eliminating 3-digit and 4-digit subscriber numbers in rural exchanges by adding extra digits; the