Caller Line Identification Facility (CLIF) in Mobile Phones, Land Line Phones enables the user to know the originating number. If the call is from known persons, you can identify the caller. If new calls, you can know the location of call of origination from the number.
Basic Phones (Land Line):
Based on the first (& Second) digit, you can find whether the call is from a Land Line Phone. Land line phone numbers are of 7 digits. For dialing with in Coimbatore, you can just dial the number as it is.
Out station people can get our Coimbatore Number, by dialing Coimbatore's STD Code, (0422) first, followed by the Phone Number.
First Digits indicate the Telecom Operators, as given below
2 - BSNL Land line Exchange Numbers
3 - Reliance Land line Numbers
43 - AirTel Landline numbers (Touch Tel)
65 - Tata Land line numbers (Walky)
Mobile Phone Numbers are of 10 digits. Normally first 5 digits of a mobile number indicate the operator and his region. While writing, printing the Mobile numbers, after the first 5 digits, a space or Hyphen (-) is used to improves readability and remembrance. However, while dialing, no necessity to pause time.
Given below are different Telecomm operators and range of first 5 digits, allotted in Coimbatore region. The readers can consult the respective Telecom Operator for latest range of numbers.
94430 - 94435
98430 - 98437
98422 - 98426
98941 - 98945
In case of Land line number starting with digit 2 (operated by BSNL), based on the first 3 or 4 digits, you can identify the Telephone Exchange. Given below is a list of Numbers and the respective Exchanges.