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Toll-free telephone numbers in the North American Numbering Plan have the area code prefix 800, 833, 844, 855, 866, 877, or 888.Additionally, area codes 822, 880 through 887, and 889 are reserved for toll-free use in the future.
Canada and the United States have experienced rapid growth in the number of area codes, particularly between 1990 and 2005. The widespread adoption of fax, modem, and mobile phone communication, as well as the deregulation of local telecommunication services in the United States during the mid-1990s, increased the demand for telephone numbers.
800 are used for toll free numbers. 801 numbers used to be for premium-rate telephone numbers (such as 1-900 numbers in the United States) . Nowadays 900 numbers are premium-rate telephone numbers. 900–999: Campeche, Chiapas, Oaxaca, Puebla, Quintana Roo, Tabasco, Veracruz and Yucatán
Since the 1960s, the Bell System had already established technical infrastructure to include Mexico in the NANP routing system, and continued to maintain special dialing arrangement using NANP area codes 903 (northwest Mexico) and 905 (Mexico City) from the US into Mexico, [6] because of high community interest into the 1980s. Use of the area ...
The system was based on fixed-length numbers; a direct-dial long-distance call consisted of a three-digit area code and a seven-digit local number. Numbers in 2L-4N cities (such as Montréal and Toronto) were systematically lengthened to seven digits in the 1950s, a few exchanges at a time, so that all local numbers were seven digits when ...
In NANP telephone number specifications, the letter N represents a numeral from 2 through 9, while the letter X represents any numeral. Thus, NXX is a number from 200 through 999, while XXXX is a range from 0000 through 9999. The first three digits of a telephone number are the numbering plan area code (NPA code, or simply NPA).
Costa Rican telephone numbers have eight digits, and are usually written in the format 2NNN-NNNN (for landlines), 8NNN-NNNN (for mobile telephone numbers from local telephone company ICE), 6NNN-NNNN (for mobile telephone numbers from Movistar) and 7NNN-NNNN (for mobile phone numbers from Claro). [22] Toll-free numbers use the format 800-NNN ...
Toll-free telephone service is a telecommunication service in which subscribers are assigned telephone number in NPAs 800, 888, 877, 866, 855, 844, and 833. Calls to these numbers incur no toll charges for callers. The American Telephone & Telegraph Company (AT&T) first introduced 800 toll-free service in 1967. [2]