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Peru uses 2-digit area codes followed by 6-digit subscriber numbers outside of Lima. In Lima the area code is "1" and the subscriber number has seven digits, divided XXX XXXX. The "trunk 0" is often used, especially for numbers outside Lima. For example, a phone number in Arequipa might be written (054) XX-XXXX.
Telephone numbers in the Philippines follow an open telephone numbering plan and an open dial plan. Both plans are regulated by the National Telecommunications Commission, an attached agency under the Department of Information and Communications Technology (DICT). The Philippines is assigned an international dialing code of +63 by ITU-T.
Worldwide distribution of country calling codes. Regions are coloured by first digit. Telephone country codes, but also sometimes referred to as "country dial-in codes", or historically "international subscriber dialing" (ISD) codes in the U.K., are telephone number dialing prefixes for reaching subscribers in foreign countries or areas via international telecommunication networks.
The presentation of a telephone number with the plus sign indicates that the number should be dialed with an international calling prefix, in place of the plus sign. The number is presented starting the country calling code. This is called the globalized format of an E.164 number, and is defined in the Internet Engineering Task Force RFC 2806. [6]
It is usually determined on the basis of the cost, time or convenience of data collection and the need for sufficient statistical power. For example, if a proportion is being estimated, one may wish to have the 95% confidence interval be less than 0.06 units wide. Alternatively, sample size may be assessed based on the power of a hypothesis ...
Microsoft Excel is a spreadsheet editor developed by Microsoft for Windows, macOS, Android, iOS and iPadOS.It features calculation or computation capabilities, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications (VBA).
Mobile phones use geographic area codes (two digits): after that, all numbers assigned to mobile service have nine digits, starting with 6, 7, 8 or 9 (example: 55 15 99999–9999). 90 is not possible, because collect calls start with this number.
Telephone numbers in Brunei Cambodia: 8 +855: 00: Open: Telephone numbers in Cambodia China: 8 +86: 00: Telephone numbers in China Cyprus: 3 +357: 00: Telephone numbers in Cyprus Egypt: 2 +20: 00: Telephone numbers in Egypt Georgia: 9 +995: 00: Telephone numbers in Georgia Hong Kong: 8 +852: 001: No area codes: Telephone numbers in Hong Kong ...