Category:Telephone service enhanced features
From Infogalactic: the planetary knowledge core
These are features, known by varied names in different countries, that are offered as enhancements to basic telephone services.
Subcategories
This category has the following 3 subcategories, out of 3 total.
C
U
Pages in category "Telephone service enhanced features"
The following 18 pages are in this category, out of 18 total.
