Area Code Search
Central time zone
Current Time in Callao: 08:35 PM
Callao Area Codes
Here is the current list of area codes in Callao, MO. There is currently 1 area code(s) in Callao. Search all the most up-to-date currently used Callao area codes below.
Central time zone
Current Time in Callao: 08:35 PM
Area Code | State | City | Timezone |
---|---|---|---|
660 | Missouri | Callao | Central |