Southern where?
There are no 'regional' dialing codes in the UK. Each town (or group of small towns) has an individual dialing code.
The dialing code for the USA from the UK is 00 1 The area codes for Houston, Texas, are 713, 281, and 832
01582 within the UK, or +44 1582 from abroad
01562 is the UK dialling code for the town of Kidderminster.
00353 + the area code
In the UK, 01408 is the area code for Golspie.
If the Dubai mobile has international roaming, it can be called by dialing the UAE number, country code +971. If you want to reach that phone by dialing a UK number, you may be able to swap in a UK SIM card.
yes
IDDC = International Direct Dialing Code.
The dialing code 00601 is not associated with London or the UK. In fact, it is likely a non-standard or fictional code, as UK dialing codes typically begin with 0 followed by a 2-5 digit area code. For London, the area codes start with 020. If you're looking for specific dialing codes in London, the standard code is 020.
The dialling code from UK to Australia is 00 61.
UK telephone area codes were first assigned in 1958.