Country Code: +86 International Call Prefix: 00 Trunk Prefix: 0 The Chinese Telephone Code Plan is the way to group telephone numbers of Mainland China. Land lines and mobile phones follow different systems: land lines use area codes, while…
Area code 700 was assigned in 1983 on the eve of the introduction of long distance competition in the US. The intent was that interexchange carriers could use 700 numbers to implement new services quickly. When a 700 number is dialed, the local exchange carrier processing the call routes it ...
As with most systems, telephones are subject to misuse. The primary misuse is unauthorized calls, including those to pay-per-minute services. Arrangements can be made with the telephone company to screen out and block certain numbers so they cannot be dialed without an authorized code. View chap...
This world map shows Number of Fixed Telephone Lines by Country. Current worldwide number of fixed telephone lines: 1,189,498,900 (2010) 1,198,175,620 (2009) Main (fixed) telephone lines refer to telephone lines connecting a customer's equipment (e
The Telehealth program was initiated as a pilot in 2001 in the Greater Toronto (416 and 905 calling areas) and Northern areas (705 calling area). The program became province-wide at the end of 2001. The Telehealth services are provided by a private contractor (currently "Clinidata") hired ...
18.The non-transitory machine-readable medium of claim 1, wherein if the stored telephone number includes a first country code, converting the stored telephone number further comprises:removing the first country code from the stored telephone number. ...
This may be determined, at least in part, on the area code and/or country code dialed. In operation 1006, if the outgoing call is long distance, the method 1000 proceeds to operation 1008. If the outgoing telephone call is not long distance (e.g., a local telephone call), the method...
This invention relates to a method of and an apparatus for a telephone system for radiotelephone communications, and more particularly to an improved telephone system for radiotelephone communications utilizing pulse-code-modulation (PCM) techniques. 2. Description of the Prior Art Prior art telepho...
If the movable contact of potentiometer is set near the bottom and the signal level from the equipment 421 raised, the compression of the signals as applied to the grid of the left-hand section of tube 416 is increased. If, however, the movable member is moved up and the signal level fr...
If such identification code ID is detected as not being correct, the particular step will be repeated to detect the correct ID code, which is then transmitted back to handset 1. In that case, the communication between handset 1 and base unit 2 is then carried out using the Nth channel. ...