Mexico • NPA 797
☎️ Central Office Exchange (NXX)
+52 (797) 855 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (797) 855. Central office block assigned to Puebla, Mexico.
Standard Subscriber Format
+52 (797) 855-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
797
Primary Location
Puebla
Service Type
Landline
📋 Central Office Exchange 855 Routing Details
The 855 exchange code (central office prefix) operates within the 797 Numbering Plan Area (NPA) servicing Puebla, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (797) 855 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
0797 855-1234or local national format. -
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International Calls: Dial
+52 797 855-1234from outside Mexico. -
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E.164 Standard:
+52797855XXXX
📞 Nearby Exchanges in Area Code 797
View All Area Code 797 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (797) 855?
Phone numbers starting with +52 (797) 855 belong to the 797 area code in Puebla, Mexico, routed via exchange block 855.
How do I call a 855 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 797, and the subscriber number.
Which provider operates the 855 prefix in Puebla?
Telecom services for the 855 exchange block in Puebla are primarily assigned to Local Network Carrier for Landline connections.