Mexico • NPA 471
☎️ Central Office Exchange (NXX)
+52 (471) 640 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (471) 640. Central office block assigned to Purepero/Tlazazalca, MICH, Mexico.
Standard Subscriber Format
+52 (471) 640-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
471
Primary Location
Purepero/Tlazazalca, MICH
Service Type
Landline
📋 Central Office Exchange 640 Routing Details
The 640 exchange code (central office prefix) operates within the 471 Numbering Plan Area (NPA) servicing Purepero/Tlazazalca, MICH, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (471) 640 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
0471 640-1234or local national format. -
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International Calls: Dial
+52 471 640-1234from outside Mexico. -
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E.164 Standard:
+52471640XXXX
📞 Nearby Exchanges in Area Code 471
View All Area Code 471 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (471) 640?
Phone numbers starting with +52 (471) 640 belong to the 471 area code in Purepero/Tlazazalca, MICH, Mexico, routed via exchange block 640.
How do I call a 640 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 471, and the subscriber number.
Which provider operates the 640 prefix in Purepero/Tlazazalca, MICH?
Telecom services for the 640 exchange block in Purepero/Tlazazalca, MICH are primarily assigned to Local Network Carrier for Landline connections.