This is the telephone area code for Nogales and surrounding areas in Sonora, Mexico.
How to Call Nogales from Overseas
- Dial your country's exit code (International Access Code)
- Dial 52 (Mexico country code)
- Dial the area code (631 - without the leading 0)
- Dial the local phone number (7 digits)
Example: Calling Nogales from the United States
011 52 631 123 4567
Where:
011 = USA exit code
52 = Mexico country code
631 = Nogales area code
123 4567 = Local Nogales phone number
Quick Facts
Nogales Area Code Coverage
The 631 area code covers Nogales and nearby communities in northern Sonora:
City Center
Downtown Nogales, Avenida Obregón, Customs District
North Nogales
Colonia Hidalgo, Vista Hermosa, border access zones
South Nogales
Colonia Obrera, Lomas de Nogales
East Nogales
Residential neighborhoods near Cerro de la Campana
West Nogales
Industrial and logistics corridors
Greater Nogales Region
Municipality of Nogales and adjacent rural communities in Sonora
Major Mexico Area Codes
Common Exit Codes for Calling Mexico
When calling Nogales from these countries, use these exit codes:
United States
011
Canada
011
European Union
00
Australia
0011
Japan
010
China
00