Mexico • NPA 438
☎️ Central Office Exchange (NXX)
+52 (438) 734 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (438) 734. Central office block assigned to Michoacan, Mexico.
Standard Subscriber Format
+52 (438) 734-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
438
Primary Location
Michoacan
Service Type
Landline
📋 Central Office Exchange 734 Routing Details
The 734 exchange code (central office prefix) operates within the 438 Numbering Plan Area (NPA) servicing Michoacan, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (438) 734 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
0438 734-1234or local national format. -
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International Calls: Dial
+52 438 734-1234from outside Mexico. -
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E.164 Standard:
+52438734XXXX
📞 Nearby Exchanges in Area Code 438
View All Area Code 438 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (438) 734?
Phone numbers starting with +52 (438) 734 belong to the 438 area code in Michoacan, Mexico, routed via exchange block 734.
How do I call a 734 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 438, and the subscriber number.
Which provider operates the 734 prefix in Michoacan?
Telecom services for the 734 exchange block in Michoacan are primarily assigned to Local Network Carrier for Landline connections.