

WHITE PAGES. FREE
Printed directories were usually supplied free of charge. In many countries directories are both published in book form and also available over the Internet. In the latter case, the directory can be on physical media such as CD-ROM, or using an online service through proprietary terminals or over the Internet. Telephone directories can be published in hard copy or in electronic form. Other colors may have other meanings for example, information on government agencies is often printed on blue pages or green pages. (These listings are often published separately, in a city directory, or under another name, for a price, and made available to commercial and government agencies.)

Grey pages, sometimes called a "reverse telephone directory", allowing subscriber details to be found for a given number.Yellow pages, golden pages, A2Z, or classified directory is usually a "business directory", where businesses are listed alphabetically within each of many classifications (e.g., "lawyers"), almost always with paid advertising.White pages generally indicates personal or alphabetic listings.Types Ī telephone directory and its content may be known by the colour of the paper it is printed on. Efforts to create cellular directories have met stiff opposition from several fronts, including those who seek to avoid telemarketers. In the US, under current rules and practices, mobile phone and voice over IP listings are not included in telephone directories.
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There may be transit maps, postal code/zip code guides, international dialing codes or stadium seating charts, as well as advertising. It may also have civil defense or emergency management information.
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Ī telephone directory may also provide instructions: how to use the telephone service, how to dial a particular number, be it local or international, what numbers to access important and emergency services, utilities, hospitals, doctors, and organizations who can provide support in times of crisis. In principle every subscriber in the geographical coverage area is listed, but subscribers may request the exclusion of their number from the directory, often for a fee their number is then said to be "unlisted" ( US and Canada), "ex-directory" ( British English), or "private" (Australia and New Zealand). Subscriber names are generally listed in alphabetical order, together with their postal or street address and telephone number.
