Country code +1 is North America (USA, Canada, and 18 island countries and territories in/near the Caribbean), and 61 is the first two digits of a three-digit area code. You need the next digit to narrow down the possibilities.
Country code +1 (dialed as 00 1 from many places) is North America, which includes the US, Canada, and a bunch of islands, mostly in the Caribbean. 66 is the first 2 digits of a 3-digit area code; you need the next digit to narrow down the location.
+1 660 = Sedalia, Missouri, USA
+1 661 = Bakersfield, California, USA
+1 662 = Greenville, Mississippi, USA
+1 664 = Montserrat (Caribbean island)
+1 667 = Baltimore, Maryland, USA
+1 669 = San Jose, California, USA (not yet in use)
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Country code +1 (dialed as 00 1 from many places) is North America(USA, Canada, etc.), but you need the following three digits (the area code) to narrow down the location.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Telephone country code +1 is North America, including the USA, Canada, and 18 island countries and territories in or near the Caribbean.
Area code +1 647 is one of the area codes for the city of Toronto, Canada, not including any suburbs.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Country code +1 is North America (USA, US territories, Canada, and certain islands in/near the Caribbean). Area code +1 671 is Guam.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Which place
Best guess is that you are asking about a telephone number starting with +1 610 36, which is in telephone country code +1 (North America, including USA, Canada, etc.), area code 610 (suburbs of Philadelphia, Pennsylvania).
Leichtenstein is telephone country code +423.
where is telephone country code 1816
That is not a country code.
There is no 909 country code.
The country code and area code of Rijen, Netherlands is 31, (0)161.
There is no telephone country code +897, nor +89, nor any other country code beginning with +89. There are no valid telephone numbers beginning with +89.
Gibraltar is country code +350.
Moldova is country code +373.
Slovenia is country code +386.
Togo is country code +228.
Liberia is country code +231.