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0500 was Edinburgh, Lothian (LO0) – numbers were transferred to 031 [notes 14] 0500 was later used for 9-digit C&WC FreeCall numbers. New numbers were not allocated after 28 April 2001, although numbers active before that date remained in use until the range was shut down in July 2017 [9] 01501 — Harthill, Lothian (LO1) 01502 — Lowestoft ...
This leads to a restriction as to which initial digits can be used for subscriber numbers within those four-digit area codes, e.g. in the 01387 four-digit area code, subscriber numbers cannot begin with a 3 because 013873 is a separate five-digit area code; likewise in the 01946 four-digit area code, subscriber numbers cannot begin with a 7 ...
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]
Pagers moved into 076xx, while personal numbers moved to 070. Mobile phone numbers moved into the 077xx, 078xx and 079xx ranges (and more recently, 075xx, 074xx, 073xx and 071xx have also been brought into use). [37] The exception to this was Manx Telecom mobile phone numbers, where the code became 07624 in order to match the 01624 used for ...
Some widespread misunderstandings about area codes came about with the Big Number Change, most notably with London area codes. There is a widespread but erroneous assumption that London has several area codes – 0203, 0204, 0207 and 0208 – whereas, in fact, it has just one: 020. Similar misunderstandings came about with a few other area codes.
Quick Take: List of Scam Area Codes. More than 300 area codes exist in the United States alone which is a target-rich environment for phone scammers.
Number Purpose 999 or 112: Emergency services 13xxx: Carrier preselect codes 1471: Last-call return: 171: Mobile and fixed line voicemail: 172, 173, 174X and 179: Reserved for network use 1901 to 1999: Helpline / customer service numbers for telecommunications companies. All are free of charge. 199000: Identifies current number on OpenEir PSTN ...
PhONEday had cleared area codes from 02 to 09 of all geographic allocations by converting 9-digit numbers to 10-digit 01 numbers (and, in parts of at least 47 area codes, 8-digit numbers to 9-digit 01 numbers). After PhONEday, all pre-existing 9-digit mobile, non-geographic, premium rate, personal and pager numbers from 02 to 09 remained in place.