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PostPosted: 2008-05-02 20:43:01
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Joined: 2008-05-02 20:43:01
Hi all, I asked about finding what the real number for a company
0870 number was some time ago. However, it was pointed out that
sometimes there is NO geographical equivalent.
So I didnt pursue this any further.

A few days ago someone phoned me. It was a wrong number but theyd
dialled a geographic number rather than an 0870 one.

I tried dialing the number they gave and it connected to a Bank. I
assumed theyd had finger trouble as the last 4 digits of the number
they gave me almost matched my number. So I tried dialling a few
numbers near the one theyd tried and didnt manage to dial myself.
(By near I mean if you meant to type 1 you might have hit 2,4 or 5
and so on..)

Is it possiible that the number was mangled by the network instead of
by finger trouble? In which case, instead of being a nearby number
it could anything.

If I was to try a bit of war dialling are there any numbers I can
ignore. I know about 999, 112, 123 but wondered if there are ranges of
numbers, after the area code, I can ignore.

Many thanks


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PostPosted: 2008-05-02 21:11:46
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Joined: 2008-05-02 21:11:46
In article ,
pjlusenet@yahoo.co.uk writes:
> A few days ago someone phoned me. It was a wrong number but theyd
> dialled a geographic number rather than an 0870 one.
>
> I tried dialing the number they gave and it connected to a Bank. I
> assumed theyd had finger trouble as the last 4 digits of the number
> they gave me almost matched my number. So I tried dialling a few
> numbers near the one theyd tried and didnt manage to dial myself.
> (By near I mean if you meant to type 1 you might have hit 2,4 or 5
> and so on..)
....
> If I was to try a bit of war dialling are there any numbers I can
> ignore. I know about 999, 112, 123 but wondered if there are ranges of
> numbers, after the area code, I can ignore.

Yes, Ofcom publish the ranges which are allocated. See
http://www.ofcom.org.uk/telecoms/ioi/numbers/numbers administered

E.g. For my own area, 01926 if the whole range 01926 000000 to 01926
999999 were allocated that would be a million numbers. The Ofcom data
shows the 54 complete ranges of 10,000 numbers and 34 ranges of 1,000
numbers which have actually been allocated in 01926. I.e. there are only
574,000 potentially valid numbers in 01926, the unallocated 426,000 can
all be ignored.

Note that although local numbers starting 0 or 1 wont be dialable
without the code, some ranges are allocated. They can only be used
in full national form. E.g. in 01926 the range 10xxxx is allocated.

--
Tim Clark


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PostPosted: 2008-05-03 13:04:00
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Joined: 2008-05-03 13:04:00
On Fri, 02 May 2008 21:11:46 GMT, Tim Clark
wrote:

>In article ,
> pjlusenet@yahoo.co.uk writes:

>> If I was to try a bit of war dialling are there any numbers I can
>> ignore. I know about 999, 112, 123 but wondered if there are ranges of
>> numbers, after the area code, I can ignore.
>
>Yes, Ofcom publish the ranges which are allocated. See
>http://www.ofcom.org.uk/telecoms/ioi/numbers/numbers administered
>
>E.g. For my own area, 01926 if the whole range 01926 000000 to 01926
>999999 were allocated that would be a million numbers. The Ofcom data
>shows the 54 complete ranges of 10,000 numbers and 34 ranges of 1,000
>numbers which have actually been allocated in 01926. I.e. there are only
>574,000 potentially valid numbers in 01926, the unallocated 426,000 can
>all be ignored.
>
>Note that although local numbers starting 0 or 1 wont be dialable
>without the code, some ranges are allocated. They can only be used
>in full national form. E.g. in 01926 the range 10xxxx is allocated.

Thanks for that. Its just the sort of info. I was after.
Ive got 1000 numbers to try and should be able to ignore a fair few
of them now. (or at least try them last)


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PostPosted: 2008-05-09 09:37:42
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Joined: 2008-05-09 09:37:42
>>> If I was to try a bit of war dialling are there any numbers I can
>>> ignore. I know about 999, 112, 123 but wondered if there are ranges of
>>> numbers, after the area code, I can ignore.
>>
>>Yes, Ofcom publish the ranges which are allocated. See
>>http://www.ofcom.org.uk/telecoms/ioi/numbers/numbers administered
>>
>>E.g. For my own area, 01926 if the whole range 01926 000000 to 01926
>>999999 were allocated that would be a million numbers. The Ofcom data
>>shows the 54 complete ranges of 10,000 numbers and 34 ranges of 1,000
>>numbers which have actually been allocated in 01926. I.e. there are only
>>574,000 potentially valid numbers in 01926, the unallocated 426,000 can
>>all be ignored.
>>
>>Note that although local numbers starting 0 or 1 wont be dialable
>>without the code, some ranges are allocated. They can only be used
>>in full national form. E.g. in 01926 the range 10xxxx is allocated.
>
> Thanks for that. Its just the sort of info. I was after.
> Ive got 1000 numbers to try and should be able to ignore a fair few
> of them now. (or at least try them last)


www.saynoto0870.com any use to you ?
>


** Posted from http://www.teranews.com **


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PostPosted: 2008-05-09 21:46:02
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Joined: 2008-05-09 21:46:02
Stephen Hammond wrote in message
news:9df62$48240d5b$16772@news.teranews.com...
>
>
>>>> If I was to try a bit of war dialling are there any numbers I can
>>>> ignore. I know about 999, 112, 123 but wondered if there are ranges of
>>>> numbers, after the area code, I can ignore.
>>>
>>>Yes, Ofcom publish the ranges which are allocated. See
>>>http://www.ofcom.org.uk/telecoms/ioi/numbers/numbers administered
>>>
>>>E.g. For my own area, 01926 if the whole range 01926 000000 to 01926
>>>999999 were allocated that would be a million numbers. The Ofcom data
>>>shows the 54 complete ranges of 10,000 numbers and 34 ranges of 1,000
>>>numbers which have actually been allocated in 01926. I.e. there are only
>>>574,000 potentially valid numbers in 01926, the unallocated 426,000 can
>>>all be ignored.
>>>
>>>Note that although local numbers starting 0 or 1 wont be dialable
>>>without the code, some ranges are allocated. They can only be used
>>>in full national form. E.g. in 01926 the range 10xxxx is allocated.
>>
>> Thanks for that. Its just the sort of info. I was after.
>> Ive got 1000 numbers to try and should be able to ignore a fair few
>> of them now. (or at least try them last)
>
>
> www.saynoto0870.com any use to you ?
>>
>
>
> ** Posted from http://www.teranews.com **


NOT all 0870 numbers terminate at geographic PSTNs. Some terminate directly
at something like a SIP address, E164 H.323 extension or internal routing
code.


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PostPosted: 2008-05-14 17:53:22
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Joined: 2008-05-14 17:53:22
pjlusenet@yahoo.co.uk writes:


Ofcoms telephone numbers for drama purposes lists ranges that will
not be allocated in the foreseeable future.

http://www.ofcom.org.uk/telecoms/ioi/numbers/num drama

--
Pete Forman -./.- Disclaimer: This post is originated
WesternGeco -./.- by myself and does not represent
pete.forman@westerngeco.com -./.- the opinion of Schlumberger or
http://petef.22web.net -./.- WesternGeco.


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