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
Telephone numbers in Montenegro Telephone numbers in Montenegro This is a list of dialing codes by town in Montenegro. Until Montenegro gained independence from Serbia and Montenegro, the nation was accessed through the international dialing code +381. The new dialing code +382 was introduced after independence and the two codes were used in parallel until February 2007, when +382 nominally became the only acceptable code. As of 1 October 2007, +381 is used only for Serbia and +382 is the only acceptable code for Montenegro. Area codes have two digits after the initial '0' trunk prefix, and local numbers have six digits. The trunk