Mexico • NPA 773
☎️ Central Office Exchange (NXX)
+52 (773) 831 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (773) 831. Central office block assigned to Hidalgo, Mexico.
Standard Subscriber Format
+52 (773) 831-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
773
Primary Location
Hidalgo
Service Type
Landline
📋 Central Office Exchange 831 Routing Details
The 831 exchange code (central office prefix) operates within the 773 Numbering Plan Area (NPA) servicing Hidalgo, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (773) 831 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.
🌐 Dialing Instructions
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Domestic Calls: Dial
0773 831-1234or local national format. -
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International Calls: Dial
+52 773 831-1234from outside Mexico. -
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E.164 Standard:
+52773831XXXX
📞 Nearby Exchanges in Area Code 773
View All Area Code 773 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (773) 831?
Phone numbers starting with +52 (773) 831 belong to the 773 area code in Hidalgo, Mexico, routed via exchange block 831.
How do I call a 831 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +52, then 773, and the subscriber number.
Which provider operates the 831 prefix in Hidalgo?
Telecom services for the 831 exchange block in Hidalgo are primarily assigned to Local Network Carrier for Landline connections.