The 601-680 prefix is in McComb, Mississippi.
The Federated States of Micronesia (Chuuk, Kosrae, Pohnpei, and Yap) use country code +691. There are no area codes. The local number is 7 digits.
The country code and area code of Aimeliik, Palau is 680, 544.
The country code and area code of Airai, Palau is 680, 587.
The country code and area code of Angaur, Palau is 680, 277.
The country code and area code of Kayangel, Palau is 680, 876.
The country code and area code of Melekeok, Palau is 680, 654.
The country code and area code of Ngaraard, Palau is 680, 824.
The country code and area code of Ngarchelong, Palau is 680, 855.
The country code and area code of Ngardmau, Palau is 680, 747.
The country code and area code of Ngatpang, Palau is 680, 535.
The country code and area code of Ngchesar, Palau is 680, 622.
The country code and area code of Ngeremlengui, Palau is 680, 733.