Multi-Tech Systems MVP-130/130FXS User Manual

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E1 Phonebook Configuration 
  MultiVOIP User Guide 
406
 
International Telephony Numbering Plan Resources 
Due to the expansion of telephone number capacity to accommodate 
pagers, fax machines, wireless telephony, and other new phone 
technologies, numbering plans have been changing worldwide.  Many 
new area codes have been established; new service categories have been 
established (for example, to accommodate GSM, personal numbering, 
corporate numbering, etc.).  Below we list several web sites that present 
up-to-date information on the telephony numbering plans used around 
the world.  While we find these to be generally good resources, we 
would note that URLs may change or become nonfunctional, and we 
cannot guarantee the quality of information on these sites. 
URL Description
/wtng 
The World Telephone 
Numbering Guide 
presents excellent 
international 
numbering info that 
is both broad and 
detailed.  This 
includes info on re-
numbering plans 
carried out 
worldwide in recent 
years to 
accommodate new 
technologies. 
/number.htm 
UK numbering plan 
from the Office of 
Telecommunications, 
the UK telephony 
authority. 
 The 
International 
Telecommunications 
Union is an excellent 
source and authority 
on international 
telecom regulations 
and standards.  
National and 
international number 
plans are listed on 
this site.