yes he did invent the telephone code!!
Leichtenstein is telephone country code +423.
There is no telephone area code 185 in Russia.
Telephone country code +380 is Ukraine. 38067 is also a US ZIP Code (postal code) for Saulsbury, Tennessee.
Telephone country code +93 is Afghanistan, and area code +93 25 (Afghan domestic telephone area code 025) is the city of Logar, south of Kabul.
"City code" is another term for a telephone area code, especially in the context of a telephone number in international format.
where is telephone country code 1816
+324 is not a postal ZIP Code, it is an incorrectly formatted telephone country code. Telephone country code +32 is Belgium.
That is not a country code.
invalid code
Telephone number is comprise of country code+area code+local number.
NAICS Code 334210 covers telephone apparatus manufacturing